{"title":"Coin \u0026 Button Cell Batteries","description":"\u003cp\u003eCoin and button cells are the small, flat batteries behind watches, car key fobs, bathroom scales, calculators and computer motherboards. Our range gathers the common lithium types such as CR2032 and CR2025 alongside alkaline and silver oxide button cells like LR44, so you can match the exact code printed on the cell you are replacing.\u003c\/p\u003e","products":[{"product_id":"energizer-cr2025-lithium-coin-cell-battery-4-pack","title":"Energizer CR2025 Lithium Coin Cell Battery (4 Pack)","description":"\u003ch5\u003eDescription\u003c\/h5\u003e\n\u003cp\u003eThe Energizer CR2025 is a 3V lithium coin cell battery sold in a 4-pack blister. Each cell measures 20mm diameter by 2.5mm height and delivers consistent voltage output across a wide operating temperature range of -22°C to 60°C. Lithium chemistry provides a 10-year shelf life and stable discharge characteristics under both continuous and pulse-drain loads.\u003c\/p\u003e\n\u003cp\u003eCR2025 cells are used in car key fobs, remote controls, calculators, bathroom and kitchen scales, glucose monitors, fitness trackers, watches, LED tea lights and motherboard CMOS backup. The 2.5mm height fits devices specifying CR2025 exactly — thicker CR2032 cells (3.2mm) will not fit in the same battery compartment. Energizer's leak-resistant construction uses a crimped seal and corrosion-resistant materials to reduce the risk of electrolyte leakage that can damage circuit boards in enclosed devices.\u003c\/p\u003e\n\u003cp\u003eThe CR2025 is cross-compatible with replacement designations including DL2025, ECR2025, BR2025, 5003LC, 280-205 and SB-T14. These alternative part numbers refer to the same 20mm x 2.5mm lithium cell format, so the Energizer CR2025 can substitute for any of them. The four-cell pack suits households replacing multiple remote controls or car fobs at once, or keeping spares for devices that drain cells quickly under heavy use.\u003c\/p\u003e\n\u003ch5\u003eSpecification\u003c\/h5\u003e\n\u003ctable class=\"spec_table\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight (KG)\u003c\/td\u003e\n\u003ctd\u003e0.01\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery Range\u003c\/td\u003e\n\u003ctd\u003eEnergizer Specialist\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Size\u003c\/td\u003e\n\u003ctd\u003eCR2025\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Composition\u003c\/td\u003e\n\u003ctd\u003eLithium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch5\u003eFrequently Asked\u003c\/h5\u003e\n\u003cp\u003e\u003cstrong\u003eWhat's the difference between CR2025 and CR2032?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eBoth are 20mm diameter lithium coin cells at 3V, but the CR2025 is 2.5mm thick while the CR2032 is 3.2mm thick. The CR2032 has higher capacity due to the extra thickness, but will not fit in battery compartments designed for CR2025. Always check your device's battery compartment marking before substituting.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow long do CR2025 batteries last in storage?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eEnergizer rates these cells with a 10-year shelf life when stored at room temperature in the original packaging. Actual in-device runtime depends on the drain rate — a car key fob typically gets 2-4 years, while a watch may run 3-5 years on a single cell.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I use CR2025 in place of CR2016?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo. The CR2016 is only 1.6mm thick, so a 2.5mm CR2025 will not fit in a CR2016 compartment. The compartment lid will not close, or the cell will sit too high and lose contact with the terminals.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAre these batteries rechargeable?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo. CR2025 lithium coin cells are primary (single-use) batteries and cannot be recharged. Attempting to recharge them can cause leakage, venting or rupture.\u003c\/p\u003e","brand":"Energizer","offers":[{"title":"Default Title","offer_id":46074067616011,"sku":"S10059","price":1.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0729\/8993\/3835\/files\/S10059_1_13dca2b3-6161-438c-8850-9c45c245c0d1.jpg?v=1730311419"},{"product_id":"duracell-395-399-silver-oxide-button-cell-battery-1-pack","title":"Duracell 395\/399 Silver Oxide Button Cell Battery (1 Pack)","description":"\u003ch5\u003eDescription\u003c\/h5\u003e\n\u003cp\u003eThe Duracell 395\/399 is a 1.5V silver oxide button cell battery compatible with SR927W, V395, V399 and SR57 codes. Silver oxide chemistry delivers stable voltage output across the battery's life, making it suitable for precision electronics where voltage stability matters more than alkaline alternatives. The button form factor measures approximately 9.5mm diameter by 2.7mm height.\u003c\/p\u003e\n\u003cp\u003eDesigned for watches, calculators, medical devices (glucose meters, thermometers), small remote controls and keyless entry fobs, the 395\/399 suits low-to-moderate drain applications that need consistent performance over months rather than high-current bursts. Silver oxide chemistry operates across a wider temperature range than alkaline button cells, from -10°C to +60°C, and maintains shelf life at room temperature for several years when stored in the original blister pack.\u003c\/p\u003e\n\u003cp\u003eEach battery weighs 0.02kg and ships in a single-cell blister pack with tamper-evident sealing. The silver oxide composition provides 50-80mAh capacity depending on load, giving watch applications 2-4 years of runtime and calculator applications 1-2 years depending on use frequency. Duracell silver oxide cells are mercury-free and meet EU battery directives for safe disposal with household waste in the UK.\u003c\/p\u003e\n\u003ch5\u003eSpecification\u003c\/h5\u003e\n\u003ctable class=\"spec_table\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight (KG)\u003c\/td\u003e\n\u003ctd\u003e0.02\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery Range\u003c\/td\u003e\n\u003ctd\u003eDuracell Specialist\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Size\u003c\/td\u003e\n\u003ctd\u003e395\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Composition\u003c\/td\u003e\n\u003ctd\u003eSilver Oxide\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch5\u003eFrequently Asked\u003c\/h5\u003e\n\u003cp\u003e\u003cstrong\u003eWhat devices use a 395\/399 battery?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe 395\/399 fits watches (particularly analogue and digital-analogue hybrids), calculators, small medical devices like glucose meters and thermometers, keyless entry fobs, and some small remote controls. Check your device's battery compartment or manual for the SR927W, V395, V399 or SR57 code to confirm compatibility.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat's the difference between 395 and 399?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThey are the same physical battery with different manufacturer code conventions. Duracell labels it 395\/399 to indicate cross-compatibility. Other equivalent codes include SR927W (IEC standard), V395 and V399 (Varta\/Panasonic), and SR57 (older Seiko code).\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow long does a 395\/399 battery last?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eIn a typical analogue watch the battery lasts 2-4 years. In a calculator with occasional use, 1-2 years. In a digital thermometer with frequent use, 6-12 months. Runtime depends on the device's current draw and how often it's used.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I use alkaline button cells instead?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eAlkaline button cells of similar size (LR927, AG7) fit physically but silver oxide delivers more stable voltage and longer runtime in precision devices. Watches and medical instruments perform better with silver oxide chemistry.\u003c\/p\u003e","brand":"Duracell","offers":[{"title":"Default Title","offer_id":46074180305163,"sku":"S13660","price":1.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0729\/8993\/3835\/files\/S13660_1_5e31f4c5-1247-4b5c-b76a-8cd8c76af9fe.jpg?v=1730312254"},{"product_id":"duracell-cr1616-lithium-coin-cell-battery-3v-single-pack","title":"Duracell CR1616 Lithium Coin Cell Battery 3V Single Pack","description":"\u003ch5\u003eDescription\u003c\/h5\u003e\n\u003cp\u003eThe Duracell CR1616 is a 3V lithium coin cell battery measuring 16mm diameter by 1.6mm thick, supplied as a single cell in child-resistant blister packaging. The lithium manganese dioxide chemistry delivers stable voltage output across the cell's operating life, making it suitable for devices that draw intermittent low current rather than continuous high drain.\u003c\/p\u003e\n\u003cp\u003eDesigned for car key fobs, remote controls, digital watches, fitness trackers, glucometers and small medical devices, the CR1616 provides a typical capacity of 50-60mAh depending on load profile. The 1.6mm thickness makes it one of the thinner coin cells in the 16mm diameter family, fitting devices where internal space is limited. The lithium chemistry operates across a temperature range of -20°C to +60°C, maintaining output in cold vehicle interiors and outdoor wearables.\u003c\/p\u003e\n\u003cp\u003eThe child-resistant blister pack meets ISO 8317 standards, requiring coordinated pressing and twisting to open the pack. Duracell applies a 'Baby Secure' coating to the cell itself, adding a bitter-tasting layer that discourages ingestion if a child accesses the battery. Shelf life is approximately 10 years from manufacture when stored at room temperature, allowing the battery to be kept as a spare without significant self-discharge.\u003c\/p\u003e\n\u003ch5\u003eSpecification\u003c\/h5\u003e\n\u003ctable class=\"spec_table\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight (KG)\u003c\/td\u003e\n\u003ctd\u003e0.01\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery Range\u003c\/td\u003e\n\u003ctd\u003eDuracell Specialist\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Size\u003c\/td\u003e\n\u003ctd\u003eCR1616\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Composition\u003c\/td\u003e\n\u003ctd\u003eLithium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch5\u003eFrequently Asked\u003c\/h5\u003e\n\u003cp\u003e\u003cstrong\u003eWhat devices typically use a CR1616?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe CR1616 is commonly found in car key fobs, particularly those with proximity unlock functions, digital watches, fitness trackers, glucometers and small remote controls. The thin 1.6mm profile suits devices with tight internal clearances where a thicker CR2032 or CR2025 will not fit.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow long does a CR1616 last?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eBattery life depends on device current draw. In a car key fob used 10-15 times daily, a CR1616 typically lasts 12-24 months. In a watch with basic timekeeping function it may last 2-3 years. Devices with backlit displays or frequent wireless transmission drain the cell faster.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I use a CR1616 in place of a CR1620?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo. The CR1616 is 1.6mm thick, while the CR1620 is 2.0mm thick. A CR1616 fitted into a CR1620 compartment may not make proper contact with the terminals, causing intermittent operation or no power. Always match the exact cell size specified by the device manufacturer.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat does the 'Baby Secure' packaging mean?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe blister pack is designed to be difficult for children under 5 to open, requiring coordinated pressing and twisting. The battery itself also carries a bitter coating to discourage swallowing if accessed. Coin cells are a choking and chemical hazard, so the pack should be kept out of children's reach and disposed of responsibly.\u003c\/p\u003e","brand":"Duracell","offers":[{"title":"Default Title","offer_id":46074183450891,"sku":"S13663","price":1.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0729\/8993\/3835\/files\/S13663_1_40175ced-bc9c-400f-bdc3-678d2f852bea.jpg?v=1730312258"},{"product_id":"duracell-cr1620-3v-lithium-coin-cell-battery-single-pack","title":"Duracell CR1620 3V Lithium Coin Cell Battery - Single Pack","description":"\u003ch5\u003eDescription\u003c\/h5\u003e\n\u003cp\u003eThe Duracell CR1620 is a 3V lithium coin cell battery measuring 16mm diameter by 2.0mm thickness, designed for car key fobs, watches, calculators, fitness trackers and other small electronics requiring a CR1620 cell. The lithium chemistry provides a stable 3V output throughout the battery's service life, avoiding the voltage drop-off that occurs with cheaper alkaline alternatives.\u003c\/p\u003e\n\u003cp\u003eSupplied as a single battery in child-resistant blister packaging, the CR1620 suits users replacing a single cell in a watch or key fob rather than bulk-buying cells for multiple devices. The packaging meets child safety standards, requiring scissors to open rather than simple hand pressure. Most car key fobs for vehicles manufactured from 2010 onwards use either a CR2032 or CR1620 cell — check your existing battery before ordering.\u003c\/p\u003e\n\u003cp\u003eDuracell rates the CR1620 for up to 10 years of shelf life when stored at room temperature in the sealed blister pack, making it viable as a spare battery kept in a desk drawer or glovebox. The lithium cell tolerates temperature extremes better than alkaline cells, remaining functional in cold weather where car key fobs are often used outdoors in winter. At 0.01kg, the single-cell blister adds minimal weight to a spares kit or toolbox.\u003c\/p\u003e\n\u003ch5\u003eSpecification\u003c\/h5\u003e\n\u003ctable class=\"spec_table\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight (KG)\u003c\/td\u003e\n\u003ctd\u003e0.01\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery Range\u003c\/td\u003e\n\u003ctd\u003eDuracell Specialist\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Size\u003c\/td\u003e\n\u003ctd\u003eCR1620\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Composition\u003c\/td\u003e\n\u003ctd\u003eLithium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch5\u003eFrequently Asked\u003c\/h5\u003e\n\u003cp\u003e\u003cstrong\u003eWhat devices use a CR1620 battery?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eCR1620 cells are commonly found in car key fobs, wristwatches, small calculators, fitness trackers, glucose monitors and LED keychain lights. Check the existing battery in your device before ordering — CR1620 is easily confused with the thicker CR2016 or larger CR2032.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow long does a CR1620 last?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eService life depends on the device's power draw. In a car key fob with moderate use (10-20 button presses per day), a CR1620 typically lasts 2-4 years. In a watch with no backlight, 3-5 years is common. High-drain devices like fitness trackers drain the cell faster.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I use a CR1616 or CR2016 instead?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eCR1616 is thinner (1.6mm vs 2.0mm) and may rattle in a CR1620 battery compartment, causing poor contact. CR2016 is thicker and will not fit. Always match the exact cell size marked on the original battery.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the shelf life?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eDuracell rates the CR1620 for up to 10 years of shelf life when stored in the sealed blister pack at room temperature. Once opened, use within 12 months for best performance.\u003c\/p\u003e","brand":"Duracell","offers":[{"title":"Default Title","offer_id":46074184171787,"sku":"S13664","price":1.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0729\/8993\/3835\/files\/S13664_1_69f6a289-d103-4a14-91ce-57de6673a9ae.jpg?v=1730312261"},{"product_id":"duracell-cr1632-3v-lithium-coin-cell-battery-single-pack","title":"Duracell CR1632 3V Lithium Coin Cell Battery - Single Pack","description":"\u003ch5\u003eDescription\u003c\/h5\u003e\n\u003cp\u003eThe Duracell CR1632 is a 3V lithium coin cell battery measuring 16mm diameter by 3.2mm thickness, supplied as a single cell in child-resistant packaging. The lithium chemistry provides a stable voltage curve and extended shelf life compared to alkaline alternatives, making it suitable for devices that draw intermittent low current over months or years rather than continuous high discharge.\u003c\/p\u003e\n\u003cp\u003eThis battery size powers car key fobs, fitness trackers, glucose monitors, small remote controls, digital thermometers, and backup power cells in watches and calculators. The 3V nominal output matches the voltage requirement of most CR1632-compatible devices without needing series or parallel configurations. The single-pack format suits replacement use where one battery has failed and bulk purchasing is unnecessary.\u003c\/p\u003e\n\u003cp\u003eDuracell rates the CR1632 for a 10-year shelf life when stored at room temperature in the original blister packaging. The lithium cell chemistry operates across a wider temperature range than alkaline (-20°C to +60°C typical), maintaining output in car interiors during winter and summer extremes. The child-resistant blister pack requires scissors or force to open, meeting UK safety requirements for button cell packaging.\u003c\/p\u003e\n\u003ch5\u003eSpecification\u003c\/h5\u003e\n\u003ctable class=\"spec_table\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight (KG)\u003c\/td\u003e\n\u003ctd\u003e0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery Range\u003c\/td\u003e\n\u003ctd\u003eDuracell Specialist\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Size\u003c\/td\u003e\n\u003ctd\u003eCR1632\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Composition\u003c\/td\u003e\n\u003ctd\u003eLithium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch5\u003eFrequently Asked\u003c\/h5\u003e\n\u003cp\u003e\u003cstrong\u003eWhat devices use CR1632 batteries?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eCR1632 cells are commonly found in car key fobs, fitness bands, glucose meters, small remote controls, digital thermometers, backup cells in watches and calculators, and LED keyring lights. Check your device's battery compartment or manual for the exact size code.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow long does a CR1632 last?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eBattery life depends on device current draw. In a car key fob used 10-20 times daily, a CR1632 typically lasts 2-4 years. In a fitness tracker with continuous Bluetooth, expect 6-12 months. In a watch providing backup timekeeping only, the cell may last 5+ years.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I use a CR1632 instead of a CR2032?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo. The CR1632 is 3.2mm thick; the CR2032 is 2.0mm thick. Although both are 16mm diameter and 3V, the thickness difference means they are not interchangeable. Always match the exact cell size code printed on the old battery or in the device manual.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the shelf life?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eDuracell rates the CR1632 for a 10-year shelf life when stored in original packaging at room temperature. Lithium cells self-discharge much more slowly than alkaline, making them suitable for stocking spares.\u003c\/p\u003e","brand":"Duracell","offers":[{"title":"Default Title","offer_id":46074184892683,"sku":"S13665","price":2.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0729\/8993\/3835\/files\/S13665_1_297fc488-34f2-4a26-b62d-7b7b1d196cd2.jpg?v=1730312265"},{"product_id":"duracell-lr54-alkaline-button-cell-batteries-2-pack","title":"Duracell LR54 Alkaline Button Cell Batteries (2 Pack)","description":"\u003ch5\u003eDescription\u003c\/h5\u003e\n\u003cp\u003eThe Duracell LR54 is a 1.5V alkaline button cell battery supplied in packs of two, measuring 11.6mm diameter by 5.4mm height. Also sold as AG10, 189, V10GA and D189A depending on manufacturer naming conventions, the LR54 powers watches, calculators, small toys, laser pointers, digital thermometers and compact photographic equipment that require a coin-style cell in this size.\u003c\/p\u003e\n\u003cp\u003eDesigned for devices with low to moderate current draw, the LR54 alkaline chemistry provides stable voltage output across the discharge curve and retains charge during storage at room temperature. This makes them suitable both for immediate use in a device and as backup stock kept in a drawer or toolbox. The 1.5V nominal voltage matches the requirements of most button-cell-powered electronics designed for this cell size.\u003c\/p\u003e\n\u003cp\u003eDuracell manufactures the LR54 to the same construction standards as its larger alkaline cells, with a steel case, zinc anode and manganese dioxide cathode separated by an alkaline electrolyte. The button format requires precise sealing to prevent leakage in small devices, and the 11.6mm x 5.4mm dimensions fit the standard LR54\/AG10 battery compartment found across multiple device categories. Each pack contains two cells individually sealed in blister packaging.\u003c\/p\u003e\n\u003ch5\u003eSpecification\u003c\/h5\u003e\n\u003ctable class=\"spec_table\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight (KG)\u003c\/td\u003e\n\u003ctd\u003e0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery Range\u003c\/td\u003e\n\u003ctd\u003eDuracell Specialist\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Size\u003c\/td\u003e\n\u003ctd\u003eLR54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Composition\u003c\/td\u003e\n\u003ctd\u003eAlkaline\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch5\u003eFrequently Asked\u003c\/h5\u003e\n\u003cp\u003e\u003cstrong\u003eWhat devices use LR54 batteries?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eLR54 batteries are used in watches, digital calculators, small LED torches, laser pointers, digital thermometers, glucose meters, small toys and compact photographic equipment. Any device with a battery compartment labelled LR54, AG10, 189, V10GA or D189A will accept this cell.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAre LR54 and AG10 the same battery?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. LR54 is the IEC (International Electrotechnical Commission) designation, while AG10 is the common industry name. The same physical cell is also sold as 189, V10GA, D189A and LR1130 by different manufacturers. All are 11.6mm x 5.4mm, 1.5V alkaline button cells.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow long do LR54 batteries last in storage?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eDuracell alkaline button cells retain charge for several years when stored at room temperature in their original blister packaging. Actual shelf life depends on storage conditions — cool, dry environments maximise retention. Once installed in a device, runtime depends on the current draw of that specific device.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan LR54 batteries be recharged?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo. LR54 alkaline button cells are single-use and must not be recharged. Attempting to recharge an alkaline cell can cause leakage, rupture or other damage. Dispose of used cells responsibly through battery recycling facilities.\u003c\/p\u003e","brand":"Duracell","offers":[{"title":"Default Title","offer_id":46074185580811,"sku":"S13668","price":1.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0729\/8993\/3835\/files\/S13668_1_a4010005-80c5-49c7-b9e9-4f88cc161ccc.jpg?v=1730312269"},{"product_id":"energizer-317-silver-oxide-button-cell-batteries-10-pack","title":"Energizer 317 Silver Oxide Button Cell Batteries (10 Pack)","description":"\u003ch5\u003eDescription\u003c\/h5\u003e\n\u003cp\u003eThe Energizer 317 is a 1.55V silver oxide button cell battery measuring 5mm thick and 11.6mm diameter (size SR516SW), supplied in a 10-pack. Silver oxide chemistry provides stable voltage throughout the discharge cycle, making these cells suitable for precision devices including analogue watches, calculators, medical instruments and fitness trackers where consistent power delivery matters more than peak output.\u003c\/p\u003e\n\u003cp\u003eEach cell weighs 1.3g and fits devices requiring 317, SR516SW or equivalent button cell formats. The silver oxide construction delivers higher energy density than alkaline equivalents of the same size, extending runtime between replacements in continuous-draw applications such as watch movements. The 10-pack format suits users maintaining multiple devices or keeping spares for watches and medical equipment where battery failure disrupts daily function.\u003c\/p\u003e\n\u003cp\u003eEnergizer rates these cells for a multi-year shelf life when stored at room temperature, allowing the 10-pack to be kept as drawer stock without degradation. The zinc anode and silver oxide cathode are sealed in a stainless steel casing with a leak-resistant crimp seal, reducing the risk of electrolyte escape in sensitive devices. The flat discharge curve maintains 1.5V+ for most of the cell's life before dropping sharply near depletion, giving clearer end-of-life indication than alkaline chemistry.\u003c\/p\u003e\n\u003ch5\u003eSpecification\u003c\/h5\u003e\n\u003ctable class=\"spec_table\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight (KG)\u003c\/td\u003e\n\u003ctd\u003e0.01\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWidth (mm)\u003c\/td\u003e\n\u003ctd\u003e5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeight (mm)\u003c\/td\u003e\n\u003ctd\u003e24\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDepth (mm)\u003c\/td\u003e\n\u003ctd\u003e24\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery Range\u003c\/td\u003e\n\u003ctd\u003eEnergizer Specialist\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Size\u003c\/td\u003e\n\u003ctd\u003e317\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Composition\u003c\/td\u003e\n\u003ctd\u003eSilver Oxide\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch5\u003eFrequently Asked\u003c\/h5\u003e\n\u003cp\u003e\u003cstrong\u003eWhat devices use 317 batteries?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe 317 format (also SR516SW) is common in analogue wristwatches, small calculators, glucose meters, pedometers and some hearing aid models. Check your device manual or the existing battery for size confirmation before ordering.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow does silver oxide compare to alkaline button cells?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eSilver oxide provides stable 1.55V output throughout discharge and higher energy density, giving longer runtime in precision devices. Alkaline button cells start at 1.5V but voltage drops gradually during use, which can affect timekeeping accuracy in watches.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow long do these batteries last in storage?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eEnergizer silver oxide cells have a typical shelf life of 3-5 years when stored at room temperature in original packaging. Avoid storing in high heat or humidity to preserve full capacity.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAre these rechargeable?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo. Silver oxide button cells are single-use primary cells and cannot be recharged. Attempting to recharge them may cause leakage or rupture.\u003c\/p\u003e","brand":"Energizer","offers":[{"title":"Default Title","offer_id":46074198786315,"sku":"S14","price":1.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0729\/8993\/3835\/files\/S14_1_da67c12c-d81d-41b1-b43f-76b88fe7a3f5.jpg?v=1730312309"},{"product_id":"duracell-371-370-sr920w-silver-oxide-button-cell-battery-1-55v","title":"Duracell 371\/370 SR920W Silver Oxide Button Cell Battery 1.55V","description":"\u003ch5\u003eDescription\u003c\/h5\u003e\n\u003cp\u003eThe Duracell 371\/370 SR920W is a silver oxide button cell battery rated at 1.55V with a 40mAh capacity. This SR920 chemistry battery provides stable voltage discharge across its lifespan, making it suitable for precision timing devices including analogue watches, digital watches, calculators, medical instruments, and small keychain electronics that require consistent power delivery.\u003c\/p\u003e\n\u003cp\u003eThe battery fits devices specifying 371, 370, SR920W, SR920, SR69, V371, or V370 button cells. Silver oxide chemistry holds voltage more consistently than alkaline equivalents as the cell depletes, which matters in watches and medical devices where accurate timing or measurement depends on stable power. The 371\/370 designation indicates cross-compatibility between slightly different versions of the same physical size.\u003c\/p\u003e\n\u003cp\u003eDuracell constructs this cell with mercury-free materials and designs it to resist leakage across the temperature range of -10°C to 60°C. The cell weighs 0.02kg and measures 9.5mm diameter by 2.05mm height. The sealed construction prevents silver oxide paste from escaping even when the battery is fully depleted, reducing the risk of corrosion damage to the device's battery compartment.\u003c\/p\u003e\n\u003ch5\u003eSpecification\u003c\/h5\u003e\n\u003ctable class=\"spec_table\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight (KG)\u003c\/td\u003e\n\u003ctd\u003e0.02\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery Range\u003c\/td\u003e\n\u003ctd\u003eDuracell Specialist\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Size\u003c\/td\u003e\n\u003ctd\u003e371\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Composition\u003c\/td\u003e\n\u003ctd\u003eSilver Oxide\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch5\u003eFrequently Asked\u003c\/h5\u003e\n\u003cp\u003e\u003cstrong\u003eWhat devices use a 371\/370 battery?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe 371\/370 SR920W powers analogue and digital watches, small calculators, medical devices such as glucose meters and digital thermometers, keychain LED torches, and laser pointers. Check your device's battery compartment or manual for compatibility with SR920, 371, 370, V371 or V370 designations.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow does silver oxide differ from alkaline button cells?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eSilver oxide cells maintain a flatter voltage discharge curve as they deplete, providing more consistent power throughout their lifespan. This makes them better suited to watches and medical instruments where voltage stability matters. Alkaline button cells are cheaper but their voltage drops more noticeably as the cell ages.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the shelf life?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eDuracell silver oxide button cells typically maintain 90% or more of their capacity for 3-5 years when stored at room temperature in their original packaging. Avoid storing in high humidity or extreme temperatures to maximise shelf life.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan this replace a 370 or SR920 battery?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. The 371\/370 designation indicates this battery is compatible with devices specifying either number. SR920W, SR920, SR69, V371 and V370 are alternative codes for the same physical size and voltage, with minor differences in manufacturer or specific chemistry formulation that do not affect compatibility in most consumer devices.\u003c\/p\u003e","brand":"Duracell","offers":[{"title":"Default Title","offer_id":46074209927435,"sku":"S14174","price":1.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0729\/8993\/3835\/files\/S14174_1_71315ca8-25f6-4e4b-9dfb-3bed1a530d23.jpg?v=1730312360"},{"product_id":"jcb-cr2032-lithium-coin-cell-battery-6-pack","title":"JCB CR2032 Lithium Coin Cell Battery (6 Pack)","description":"\u003ch5\u003eDescription\u003c\/h5\u003e\n\u003cp\u003eThe JCB CR2032 is a 3V lithium coin cell battery supplied in a 6-pack blister card. Each cell measures 20mm diameter by 3.2mm thickness and provides stable voltage output for low-drain electronics including car key fobs, digital watches, medical glucose monitors, fitness trackers, calculators, motherboard CMOS chips, and LED keyring torches.\u003c\/p\u003e\n\u003cp\u003eThe lithium chemistry gives the CR2032 a longer shelf life than alkaline button cells, typically retaining charge for 5-10 years in storage before use. This makes the 6-pack format practical for households and workshops where multiple devices need periodic battery replacement but individual cells are used infrequently. The blister card keeps unused cells sealed until needed.\u003c\/p\u003e\n\u003cp\u003eEach cell is rated at 3V nominal voltage with a typical capacity of 200-240mAh depending on the specific load profile of the device. The construction uses a leak-resistant seal between the positive and negative terminals, reducing the risk of electrolyte leakage that can damage delicate circuit boards in watches and medical devices. The JCB branding indicates these are manufactured to the same quality standards as JCB's tool and equipment batteries.\u003c\/p\u003e\n\u003cp\u003eThe 6-pack format provides replacement cells for multiple devices or allows stockpiling for devices that require frequent battery changes. Each cell in the pack is individually marked with polarity indicators on both the positive (top) and negative (bottom) faces to avoid installation errors in tight battery compartments.\u003c\/p\u003e\n\u003ch5\u003eSpecification\u003c\/h5\u003e\n\u003ctable class=\"spec_table\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight (KG)\u003c\/td\u003e\n\u003ctd\u003e0.01\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery Range\u003c\/td\u003e\n\u003ctd\u003eJCB Specialist\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Size\u003c\/td\u003e\n\u003ctd\u003eCR2032\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Composition\u003c\/td\u003e\n\u003ctd\u003eLithium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch5\u003eFrequently Asked\u003c\/h5\u003e\n\u003cp\u003e\u003cstrong\u003eWhat voltage does the CR2032 provide?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe CR2032 is a 3V lithium coin cell. This is the standard voltage for this cell size and is compatible with all devices designed to take CR2032 batteries.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow long does a CR2032 battery last?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eBattery life depends on the device's power draw. In a car key fob used a few times daily, expect 2-4 years. In a watch with basic timekeeping, 3-5 years is typical. High-drain devices like fitness trackers may drain a CR2032 in 6-12 months.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I use CR2032 batteries in medical devices?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. CR2032 cells are commonly used in glucose monitors, digital thermometers and other portable medical devices. Always check the device's manual for the specified battery type before replacing.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat's the shelf life of unused batteries?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eLithium coin cells typically retain charge for 5-10 years when stored in the sealed blister pack at room temperature. Keep the pack in a cool, dry place away from metal objects that could short-circuit the cells.\u003c\/p\u003e","brand":"JCB","offers":[{"title":"Default Title","offer_id":46074425868555,"sku":"S16774","price":1.49,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0729\/8993\/3835\/files\/S16774_1_b45bdb1e-b7e6-4ef7-b896-fc76225b8990.jpg?v=1730313539"},{"product_id":"jcb-lr44-alkaline-button-cell-batteries-10-pack","title":"JCB LR44 Alkaline Button Cell Batteries - 10 Pack","description":"\u003ch5\u003eDescription\u003c\/h5\u003e\n\u003cp\u003eThe JCB LR44 is a 1.5V alkaline button cell battery supplied in a 10-pack blister card. Also known as AG13, A76, 357 or SR44 equivalents in silver oxide chemistry, the LR44 alkaline variant measures 11.6mm diameter by 5.4mm height and is one of the most common button cell formats for small electronics.\u003c\/p\u003e\n\u003cp\u003eThese batteries power calculators, digital watches, small toys, glucose meters, hearing aids, keyless entry fobs, laser pointers, bike computers and LED throwies. The alkaline chemistry provides a stable voltage curve across most of the discharge cycle, making LR44s suitable for devices with moderate current draw where silver oxide precision is not required. The 10-pack format suits households restocking multiple devices or workplaces maintaining a stock of replacement cells.\u003c\/p\u003e\n\u003cp\u003eJCB button cells use a leak-resistant seal construction that reduces the risk of electrolyte seepage during storage or in-device use. The blister packaging keeps each cell isolated until use, preventing short-circuits during storage. Shelf life is typically 3-5 years from manufacture when stored at room temperature away from heat sources.\u003c\/p\u003e\n\u003cp\u003eThe packaging includes a child safety warning and recommends keeping loose button cells away from children due to ingestion risk. Spent LR44 cells should be disposed of via household battery recycling schemes available at most UK supermarkets and civic amenity sites.\u003c\/p\u003e\n\u003ch5\u003eSpecification\u003c\/h5\u003e\n\u003ctable class=\"spec_table\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight (KG)\u003c\/td\u003e\n\u003ctd\u003e0.02\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWidth (mm)\u003c\/td\u003e\n\u003ctd\u003e50\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeight (mm)\u003c\/td\u003e\n\u003ctd\u003e204\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDepth (mm)\u003c\/td\u003e\n\u003ctd\u003e5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery Range\u003c\/td\u003e\n\u003ctd\u003eJCB Specialist\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Size\u003c\/td\u003e\n\u003ctd\u003eLR44\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Composition\u003c\/td\u003e\n\u003ctd\u003eAlkaline\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch5\u003eFrequently Asked\u003c\/h5\u003e\n\u003cp\u003e\u003cstrong\u003eAre LR44 and AG13 batteries the same?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. LR44, AG13, A76, 357 and LR1154 are different naming conventions for the same 11.6mm diameter alkaline button cell. All are interchangeable in devices calling for any of these designations. The silver oxide equivalent is SR44, which offers slightly better voltage stability but at higher cost.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow long do LR44 batteries last?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eRuntime depends on device current draw. In a low-drain application like a calculator or watch the cell may last 1-2 years. In higher-drain devices like LED toys or laser pointers expect weeks to months. Shelf life when unused is typically 3-5 years.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan these be used in hearing aids?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eLR44 alkaline cells can power hearing aids designed for this cell size, but most modern hearing aids specify zinc-air cells for longer runtime and more stable voltage under the high current draw of amplification circuits. Check your hearing aid manual before substituting.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAre they rechargeable?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo. LR44 alkaline cells are single-use and must not be recharged. Attempting to recharge alkaline cells can cause leakage, rupture or venting of gas.\u003c\/p\u003e","brand":"JCB","offers":[{"title":"Default Title","offer_id":46074429112587,"sku":"S17184","price":1.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0729\/8993\/3835\/files\/S17184_1_4bd4230a-b96f-4cbf-9540-ee99c332b30b.jpg?v=1730313567"},{"product_id":"jcb-lr41-alkaline-button-cell-batteries-10-pack","title":"JCB LR41 Alkaline Button Cell Batteries - 10 Pack","description":"\u003ch5\u003eDescription\u003c\/h5\u003e\n\u003cp\u003eJCB LR41 alkaline button cells deliver 1.5V output in a compact 7.9mm diameter coin format, supplied in a 10-pack for stocking spares. The LR41 designation (also sold as AG3, 392, SR41W equivalent in alkaline chemistry) fits watches, small calculators, laser pointers, key fobs, hearing aids, small LED torches, remote car keys and compact digital thermometers.\u003c\/p\u003e\n\u003cp\u003eEach cell measures 7.9mm diameter by 3.6mm height, weighing approximately 2g, and uses alkaline manganese dioxide chemistry for stable voltage discharge across its service life. The cells are packaged in a blister strip with individual recesses, keeping them separated to prevent short-circuiting in storage. Typical shelf life is 3-5 years when stored at room temperature.\u003c\/p\u003e\n\u003cp\u003eThe JCB branding on the card indicates these cells are produced under JCB's licensing agreement with battery manufacturers. The alkaline chemistry provides higher capacity than cheaper zinc-air or silver oxide alternatives for the same LR41 form factor, though silver oxide cells (SR41) may offer longer life in high-drain devices. For most everyday electronics the alkaline version provides good value and reliable performance.\u003c\/p\u003e\n\u003ch5\u003eSpecification\u003c\/h5\u003e\n\u003ctable class=\"spec_table\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight (KG)\u003c\/td\u003e\n\u003ctd\u003e0.02\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery Range\u003c\/td\u003e\n\u003ctd\u003eJCB Specialist\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Size\u003c\/td\u003e\n\u003ctd\u003eLR41\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Composition\u003c\/td\u003e\n\u003ctd\u003eAlkaline\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch5\u003eFrequently Asked\u003c\/h5\u003e\n\u003cp\u003e\u003cstrong\u003eWhat devices use LR41 batteries?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eLR41 cells are common in wristwatches, small calculators, laser pointers, key fobs, hearing aids, compact digital thermometers, remote car keys and small LED torches. The 7.9mm diameter and 3.6mm height make them one of the most widely used button cell formats.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAre LR41 and AG3 the same battery?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. LR41 is the IEC designation, while AG3 is an alternative industry code for the same alkaline cell. Other equivalent codes include 392, LR736 and V3GA. They are all the same 7.9mm x 3.6mm alkaline button cell with 1.5V nominal voltage.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow long do LR41 alkaline batteries last?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eService life depends on the device and how often it operates. In a wristwatch with minimal backlight use, an LR41 may last 1-2 years. In a laser pointer or LED torch with frequent use, expect 3-6 months. Shelf life when stored unused is typically 3-5 years.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I use silver oxide SR41 instead of alkaline LR41?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eSR41 silver oxide cells fit the same physical space and deliver 1.55V versus 1.5V, so they are compatible. Silver oxide cells hold voltage more consistently under load and may last longer in high-drain devices, but they cost more. For most everyday applications the alkaline LR41 works well.\u003c\/p\u003e","brand":"JCB","offers":[{"title":"Default Title","offer_id":46074429210891,"sku":"S17186","price":1.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0729\/8993\/3835\/files\/S17186_1_c82d3f96-e7bf-4718-95e7-985397f7a0a2.jpg?v=1730313575"},{"product_id":"jcb-lr44-alkaline-button-cell-batteries-4-pack","title":"JCB LR44 Alkaline Button Cell Batteries - 4 Pack","description":"\u003ch5\u003eDescription\u003c\/h5\u003e\n\u003cp\u003eThe JCB LR44 is a 1.5V alkaline button cell battery supplied in a 4-pack blister, designed for small electronic devices that require compact coin-cell power sources. Each LR44 cell measures 11.6mm diameter by 5.4mm height and uses a super-alkaline chemistry formulated for longer shelf life and sustained voltage output compared to standard alkaline button cells.\u003c\/p\u003e\n\u003cp\u003eThese batteries power watches, pocket calculators, digital thermometers, medical glucose meters, children's toys with small battery compartments, key fobs, and miniature remote controls. The LR44 designation is interchangeable with AG13, A76, 357, and SR44 in most applications, though voltage characteristics differ slightly between alkaline and silver-oxide variants. Each cell delivers approximately 150-200mAh capacity depending on the load profile.\u003c\/p\u003e\n\u003cp\u003eThe JCB super-alkaline construction includes leak-resistant sealing around the cell perimeter, reducing the risk of electrolyte leakage that can corrode device contacts in long-term storage or low-drain applications. At 0.01kg per 4-pack, the batteries add negligible weight to portable devices and the blister packaging protects cells from short-circuit contact during transport or drawer storage.\u003c\/p\u003e\n\u003ch5\u003eSpecification\u003c\/h5\u003e\n\u003ctable class=\"spec_table\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight (KG)\u003c\/td\u003e\n\u003ctd\u003e0.01\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery Range\u003c\/td\u003e\n\u003ctd\u003eJCB Specialist\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Size\u003c\/td\u003e\n\u003ctd\u003eLR44\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Composition\u003c\/td\u003e\n\u003ctd\u003eAlkaline\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch5\u003eFrequently Asked\u003c\/h5\u003e\n\u003cp\u003e\u003cstrong\u003eWhat devices use LR44 batteries?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eLR44 cells power watches, pocket calculators, digital thermometers, glucose meters, laser pointers, small toys, key fobs and miniature remote controls. They fit any device specifying LR44, AG13, A76, 357 or SR44 (though SR44 is silver-oxide chemistry with slightly different characteristics).\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAre LR44 and AG13 the same battery?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. LR44 and AG13 are different naming conventions for the same 1.5V alkaline button cell with identical dimensions (11.6mm diameter, 5.4mm height). A76 and 357 are also equivalent alkaline designations.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow long do LR44 batteries last?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eIn low-drain devices like watches or calculators, LR44 cells typically last 1-3 years. In higher-drain applications like toys or LED devices, expect 20-50 hours of active use depending on current draw. Shelf life when stored is approximately 3-5 years.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I use silver-oxide SR44 instead of alkaline LR44?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eSR44 silver-oxide cells fit the same compartment and provide more stable voltage under load, making them better for precision devices like cameras. However, they cost more. For watches, calculators and toys, alkaline LR44 cells are sufficient and more economical.\u003c\/p\u003e","brand":"JCB","offers":[{"title":"Default Title","offer_id":46074430652683,"sku":"S17252","price":1.49,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0729\/8993\/3835\/files\/S17252_1_bd3c5bc6-bd93-4a04-a848-fa5fe88982db.jpg?v=1730313592"},{"product_id":"energizer-321-silver-oxide-button-cell-batteries-10-pack","title":"Energizer 321 Silver Oxide Button Cell Batteries (10 Pack)","description":"\u003ch5\u003eDescription\u003c\/h5\u003e\n\u003cp\u003eThe Energizer 321 is a 1.55V silver oxide button cell battery supplied in a 10-pack. The 321 designation (also known as SR616SW in IEC notation) identifies a 6mm diameter, 1.6mm height cell format used in wristwatches, calculators, medical instruments, fitness trackers, hearing aids and remote key fobs. Silver oxide chemistry provides a stable voltage curve across the battery's discharge cycle, maintaining consistent performance until the cell is depleted rather than gradually fading like alkaline alternatives.\u003c\/p\u003e\n\u003cp\u003eDesigned for devices requiring precision timing or low-drain continuous operation, the 321 delivers a flat 1.55V output that keeps quartz watch movements accurate and calculator displays crisp. The leak-resistant construction uses a nickel-plated steel case crimped to a precision tolerance, reducing the risk of electrolyte leakage that can corrode circuit boards in watches and medical devices. Each cell weighs approximately 0.01kg and stores well — the 10-pack format suits users replacing multiple watch batteries or stocking spares for medical equipment.\u003c\/p\u003e\n\u003cp\u003eThe Energizer 321 fits devices specifying 321, SR616SW, SR65, V321, D321, 280-73, SB-AF or GP321 batteries. The silver oxide chemistry typically provides 2-3 years of service life in a standard quartz wristwatch drawing 1-2 microamps, considerably longer than alkaline equivalents. The 10-pack blister format keeps unused cells sealed until needed, maintaining freshness during storage.\u003c\/p\u003e\n\u003ch5\u003eSpecification\u003c\/h5\u003e\n\u003ctable class=\"spec_table\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight (KG)\u003c\/td\u003e\n\u003ctd\u003e0.01\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery Range\u003c\/td\u003e\n\u003ctd\u003eEnergizer Specialist\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Size\u003c\/td\u003e\n\u003ctd\u003e321\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Composition\u003c\/td\u003e\n\u003ctd\u003eSilver Oxide\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch5\u003eFrequently Asked\u003c\/h5\u003e\n\u003cp\u003e\u003cstrong\u003eWhat devices use a 321 battery?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe 321 (SR616SW) is used in wristwatches, small calculators, medical instruments such as glucose monitors, fitness trackers, hearing aids and remote car key fobs. Check your device's battery compartment or manual for the exact cell size required.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat's the difference between silver oxide and alkaline button cells?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eSilver oxide cells like the 321 maintain a stable 1.55V output throughout their discharge cycle, making them suitable for precision timing devices such as quartz watches. Alkaline button cells start at 1.5V but their voltage drops gradually during use, which can cause watches to lose accuracy before the battery is fully depleted.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow long does a 321 battery last?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eIn a typical quartz wristwatch drawing 1-2 microamps, a 321 silver oxide cell provides approximately 2-3 years of service. In higher-drain devices such as fitness trackers or hearing aids, the lifespan shortens depending on usage patterns and power draw.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I use SR616SW instead of 321?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. 321 and SR616SW are different naming conventions for the same cell. Other equivalent designations include SR65, V321, D321, 280-73, SB-AF and GP321. All refer to a 6mm diameter, 1.6mm height silver oxide button cell.\u003c\/p\u003e","brand":"Energizer","offers":[{"title":"Default Title","offer_id":46074466074891,"sku":"S18","price":1.49,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0729\/8993\/3835\/files\/S18_1_98bfa701-9b4b-4268-b842-2f3c221591d4.jpg?v=1730313776"},{"product_id":"energizer-cr2016-3v-lithium-coin-cell-battery-12-pack","title":"Energizer CR2016 3V Lithium Coin Cell Battery - 12 Pack","description":"\u003ch5\u003eDescription\u003c\/h5\u003e\n\u003cp\u003eThe Energizer CR2016 is a 3V lithium coin cell battery supplied in a professional 12-pack. Each cell measures 20mm diameter by 1.6mm height and delivers stable 3V output for devices including car key fobs, medical equipment, digital watches, calculators, fitness trackers and remote controls. The lithium chemistry provides consistent voltage throughout the discharge cycle rather than the gradual fade of alkaline cells.\u003c\/p\u003e\n\u003cp\u003eDesigned for devices requiring compact, long-life power sources, the CR2016 offers a 10-year shelf life when stored at room temperature, making the 12-pack suitable for stocking across multiple devices or maintaining spares for business and home use. The cells operate reliably in temperatures from -30°C to +60°C, covering both cold outdoor environments and warm interior applications. Child-resistant packaging meets safety standards whilst remaining accessible for adults.\u003c\/p\u003e\n\u003cp\u003eThe 12-pack format suits businesses maintaining stock for security systems, medical facilities replacing device batteries at regular intervals, and households with multiple devices using CR2016 cells. Each battery is individually sealed within the pack to prevent premature discharge from contact with other cells or metallic objects during storage.\u003c\/p\u003e\n\u003ch5\u003eSpecification\u003c\/h5\u003e\n\u003ctable class=\"spec_table\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery Range\u003c\/td\u003e\n\u003ctd\u003eEnergizer Lithium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Size\u003c\/td\u003e\n\u003ctd\u003e2016\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Composition\u003c\/td\u003e\n\u003ctd\u003eLithium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch5\u003eFrequently Asked\u003c\/h5\u003e\n\u003cp\u003e\u003cstrong\u003eWhat devices use CR2016 batteries?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eCR2016 cells are commonly found in car key fobs, digital watches, fitness trackers, calculators, small remote controls, medical devices such as glucose meters, and some LED torches. If a device specifies CR2016, the 20mm diameter and 1.6mm height must match exactly — thicker cells like CR2025 or CR2032 will not fit.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow long do CR2016 batteries last?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eShelf life is 10 years when stored at room temperature. In-device life depends on usage patterns and power draw. A car key fob typically runs 1-2 years on a single CR2016, whilst a watch with basic timekeeping may run 2-3 years.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan CR2016 batteries be recharged?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo. Energizer CR2016 lithium cells are single-use and must be disposed of responsibly once depleted. Attempting to recharge lithium coin cells can cause leakage or rupture.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAre these batteries interchangeable with other sizes?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe CR2016 is 1.6mm thick. The CR2025 (2.5mm) and CR2032 (3.2mm) are thicker and will not fit devices designed for CR2016. Always match the exact cell size specified by the device manufacturer.\u003c\/p\u003e","brand":"Energizer","offers":[{"title":"Default Title","offer_id":46074616250635,"sku":"S25758","price":5.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0729\/8993\/3835\/files\/S25758_1_9d274843-def4-4909-afcd-75cf1b22c366.jpg?v=1730314591"},{"product_id":"energizer-cr2025-3v-lithium-coin-cell-battery-12-pack","title":"Energizer CR2025 3V Lithium Coin Cell Battery - 12 Pack","description":"\u003ch5\u003eDescription\u003c\/h5\u003e\n\u003cp\u003eThe Energizer CR2025 is a 3V lithium coin cell battery measuring 20mm diameter by 2.5mm thickness, supplied here in a professional 12-pack. Each cell uses lithium manganese dioxide chemistry to deliver stable voltage output across a wide operating temperature range, from -30°C to +60°C, making the CR2025 suitable for both indoor electronics and devices exposed to temperature extremes.\u003c\/p\u003e\n\u003cp\u003eCR2025 batteries are found in car key fobs, glucose monitors, digital thermometers, bathroom scales, watches, fitness trackers, computer motherboards (BIOS backup), LED flameless candles, small remote controls, and wireless doorbells. The 3V output suits devices requiring higher voltage than standard 1.5V alkaline cells can provide, while the coin form factor fits the shallow battery compartments typical of compact electronics.\u003c\/p\u003e\n\u003cp\u003eLithium chemistry gives the CR2025 a shelf life of up to 10 years when stored at room temperature, allowing the 12-pack to be kept as spares without performance degradation. Each cell weighs approximately 2.5g and delivers around 165mAh capacity, sufficient for low-drain devices like watches to run for 2-3 years, or intermittent-use devices like key fobs to last 3-5 years depending on usage frequency.\u003c\/p\u003e\n\u003cp\u003eThe packaging states '2025x12 Professional Pack', positioning this as a bulk supply for households managing multiple devices, facilities maintenance teams, medical practices restocking diagnostic equipment, or retailers offering battery replacement services. The child-resistant blister packaging meets safety standards for lithium coin cells.\u003c\/p\u003e\n\u003ch5\u003eSpecification\u003c\/h5\u003e\n\u003ctable class=\"spec_table\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery Range\u003c\/td\u003e\n\u003ctd\u003eEnergizer Lithium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Size\u003c\/td\u003e\n\u003ctd\u003e2025\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Composition\u003c\/td\u003e\n\u003ctd\u003eLithium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch5\u003eFrequently Asked\u003c\/h5\u003e\n\u003cp\u003e\u003cstrong\u003eWhat devices use CR2025 batteries?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eCR2025 cells are commonly found in car key fobs, glucose monitors, watches, fitness trackers, bathroom scales, computer motherboards (BIOS backup), small remote controls, wireless doorbells, and LED flameless candles. Any device specifying CR2025 or DL2025 will accept these batteries.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow long do CR2025 batteries last?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eShelf life is up to 10 years when stored at room temperature. In-device life depends on power draw: low-drain devices like watches may run 2-3 years on a single cell, while intermittent-use devices like key fobs typically last 3-5 years depending on how often buttons are pressed.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan CR2025 replace CR2032 batteries?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo. Both are 20mm diameter 3V lithium coin cells, but the CR2032 is 3.2mm thick while the CR2025 is 2.5mm thick. A CR2025 will fit loosely in a CR2032 compartment and may not make proper contact. A CR2032 will not fit in a CR2025 compartment due to the extra thickness.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAre these batteries child-resistant?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe blister packaging meets child-resistant standards for lithium coin cells. Once removed from packaging, store batteries out of reach of children — coin cells pose a serious ingestion hazard.\u003c\/p\u003e","brand":"Energizer","offers":[{"title":"Default Title","offer_id":46074616873227,"sku":"S25759","price":5.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0729\/8993\/3835\/files\/S25759_1_c125f74e-369b-4b61-b97b-c8416160e97e.jpg?v=1730314594"},{"product_id":"energizer-cr2032-lithium-coin-cell-batteries-3v-12-pack","title":"Energizer CR2032 Lithium Coin Cell Batteries 3V - 12 Pack","description":"\u003ch5\u003eDescription\u003c\/h5\u003e\n\u003cp\u003eThe Energizer CR2032 is a 3V lithium coin cell battery measuring 20mm in diameter and 3.2mm in thickness, supplied in a 12-pack professional box. Each battery weighs 3 grams and carries a 10-year shelf life, meaning the pack can be stored in a drawer or toolbox and the batteries will retain their charge for a decade before first use.\u003c\/p\u003e\n\u003cp\u003eCR2032 cells are the standard power source for key fobs (car remotes), fitness trackers, glucose monitors, digital thermometers, bathroom scales, bike computers, watches, LED tealights, and small remote controls. The 3V output and lithium chemistry deliver stable voltage across the discharge curve, so devices maintain consistent function until the battery nears depletion rather than fading gradually. The 12-pack format suits households with multiple devices using CR2032s, or small businesses needing a ready stock for security fobs, presentation remotes, or medical equipment.\u003c\/p\u003e\n\u003cp\u003eEnergizer CR2032s are compatible with alternative code designations including DL2032, ECR2032, 5004LC, and L14, which are different manufacturer labels for the same IEC standard CR2032 size. The lithium chemistry means these batteries perform reliably in both high and low temperature environments, from -30°C to +60°C, which matters for outdoor sensors, car key fobs left in cold conditions, and devices stored in unheated spaces.\u003c\/p\u003e\n\u003cp\u003eThe professional pack carries child-resistant packaging and the batteries themselves meet IEC safety standards for lithium coin cells. Each cell is individually sealed until use, protecting the terminals from short-circuit during storage.\u003c\/p\u003e\n\u003ch5\u003eSpecification\u003c\/h5\u003e\n\u003ctable class=\"spec_table\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery Range\u003c\/td\u003e\n\u003ctd\u003eEnergizer Lithium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Size\u003c\/td\u003e\n\u003ctd\u003e2032\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Composition\u003c\/td\u003e\n\u003ctd\u003eLithium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch5\u003eFrequently Asked\u003c\/h5\u003e\n\u003cp\u003e\u003cstrong\u003eWhat devices use CR2032 batteries?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eCR2032s power car key fobs, fitness trackers, glucose monitors, digital thermometers, bathroom scales, watches, bike computers, LED tealights, small remote controls, motherboard CMOS backup, and security key fobs. They are the most common lithium coin cell size.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the shelf life?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eEnergizer CR2032 lithium cells carry a 10-year shelf life when stored at room temperature. This means unopened batteries in the pack will retain their charge for a decade before first use.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAre CR2032 and DL2032 the same?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. DL2032, ECR2032, 5004LC, and L14 are alternative manufacturer codes for the same IEC standard CR2032 size. These Energizer CR2032s are compatible with any device specifying those codes.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan CR2032s be used in extreme temperatures?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eLithium CR2032 cells operate reliably from -30°C to +60°C, making them suitable for car key fobs in winter, outdoor sensors, and devices stored in unheated garages or sheds.\u003c\/p\u003e","brand":"Energizer","offers":[{"title":"Default Title","offer_id":46074617626891,"sku":"S25760","price":4.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0729\/8993\/3835\/files\/S25760_1_5817212c-4580-46d9-b21d-58e802179dd5.jpg?v=1730314598"},{"product_id":"energizer-lr44-a76-alkaline-button-cell-batteries-12-pack","title":"Energizer LR44\/A76 Alkaline Button Cell Batteries (12 Pack)","description":"\u003ch5\u003eDescription\u003c\/h5\u003e\n\u003cp\u003eThe Energizer LR44\/A76 is a 1.5V alkaline button cell battery sold in a 12-pack, designed for compact electronics that use AG13\/LR1154\/357 equivalents. Each cell measures 11.6mm diameter by 5.4mm height and delivers consistent voltage across its discharge cycle, making it suitable for watches, calculators, laser pointers, digital thermometers, remote controls, keyless entry fobs and medical glucose monitors.\u003c\/p\u003e\n\u003cp\u003eAlkaline chemistry provides higher capacity than older zinc-carbon button cells, extending replacement intervals in low-to-moderate drain devices. The LR44 designation follows IEC standards, while A76 is the ANSI equivalent — both refer to the same battery. These cells work across a typical operating temperature range of -10°C to 50°C, covering most indoor and outdoor use cases except extreme cold environments.\u003c\/p\u003e\n\u003cp\u003eEnergizer constructs these button cells with leak-resistant seals to protect device circuits from corrosion damage during storage and normal use. The cells are manufactured without added mercury or cadmium, meeting current environmental standards for consumer alkaline batteries. Each cell provides approximately 110-150 mAh capacity depending on discharge rate, with higher capacity in low-drain applications like watches and lower capacity in high-drain uses like continuous LED illumination.\u003c\/p\u003e\n\u003cp\u003eThe 12-pack format suits households and workplaces that maintain stock for multiple devices, or commercial users who replace batteries in batches. Cells have a shelf life of approximately 3-5 years when stored at room temperature, retaining around 80% of initial capacity at end of shelf life. Use-by dates are printed on the packaging.\u003c\/p\u003e\n\u003ch5\u003eSpecification\u003c\/h5\u003e\n\u003ctable class=\"spec_table\"\u003e\u003ctr\u003e\n\u003ctd\u003eBattery Range\u003c\/td\u003e\n\u003ctd\u003eEnergizer Specialist\u003c\/td\u003e\n\u003c\/tr\u003e\u003c\/table\u003e\n\u003ch5\u003eFrequently Asked\u003c\/h5\u003e\n\u003cp\u003e\u003cstrong\u003eWhat devices use LR44\/A76 batteries?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eCommon applications include wristwatches, pocket calculators, laser pointers, digital thermometers, car key fobs, small LED torches, glucose meters, and some children's toys. Check your device manual or the battery compartment for markings — LR44, A76, AG13, LR1154, 357, and 303 all refer to compatible button cells with the same 11.6mm x 5.4mm dimensions and 1.5V output.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAre these rechargeable?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo. LR44\/A76 alkaline button cells are single-use and should be recycled after discharge. Attempting to recharge alkaline cells can cause leakage or rupture. For rechargeable button cell applications, look for nickel-metal hydride (NiMH) or lithium rechargeable alternatives where compatible.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow long do they last?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eRuntime depends on device drain. In a quartz watch drawing 1-3 microamps, a single LR44 typically lasts 1-3 years. In a laser pointer or LED torch drawing 10-50 milliamps continuously, expect 2-15 hours. Devices with intermittent use fall between these extremes.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I mix old and new batteries?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eAvoid mixing batteries of different ages or charge states in multi-cell devices. The weaker cell will limit total output and may reverse-charge as the stronger cells discharge, reducing lifespan and increasing leakage risk. Replace all cells in a device together.\u003c\/p\u003e","brand":"Energizer","offers":[{"title":"Default Title","offer_id":46074619199755,"sku":"S25761","price":3.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0729\/8993\/3835\/files\/S25761_2_3640fd9c-5abb-4c35-980b-46a2cbabe35b.jpg?v=1730314602"},{"product_id":"energizer-cr1216-3v-lithium-coin-cell-battery-single-pack","title":"Energizer CR1216 3V Lithium Coin Cell Battery - Single Pack","description":"\u003ch5\u003eDescription\u003c\/h5\u003e\n\u003cp\u003eThe Energizer CR1216 is a 3V lithium coin cell battery measuring 12mm diameter by 1.6mm thick, designed for car key fobs, watches, fitness trackers, calculators, medical devices and other compact electronics requiring CR1216 cells. The lithium chemistry provides stable voltage output across the battery's discharge cycle and retains charge during storage better than alkaline equivalents.\u003c\/p\u003e\n\u003cp\u003eSupplied as a single battery in child-resistant blister packaging with a tamper-evident seal, the CR1216 suits emergency replacement for devices where the battery has depleted unexpectedly or as a spare for travel kits. The blister pack keeps the cell isolated from metal objects that could cause short-circuits during storage in bags or toolboxes. The battery's nominal capacity depends on the discharge rate and device draw, but typical shelf life is 8-10 years when stored at room temperature.\u003c\/p\u003e\n\u003cp\u003eEnergizer's leak-resistant construction uses a seal design that minimises the risk of electrolyte leakage even when the cell is fully discharged, protecting the device's internal contacts from corrosion. The 1.6mm thickness makes the CR1216 one of the thinner coin cells in the CR range, suited to slim-profile key fobs and watches where a CR2032 (3.2mm thick) would not fit. The 3V output is compatible with devices rated for CR1216 specifically — using a different-sized coin cell can damage circuitry or cause the device to malfunction.\u003c\/p\u003e\n\u003ch5\u003eSpecification\u003c\/h5\u003e\n\u003ctable class=\"spec_table\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight (KG)\u003c\/td\u003e\n\u003ctd\u003e0.01\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWidth (mm)\u003c\/td\u003e\n\u003ctd\u003e44\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeight (mm)\u003c\/td\u003e\n\u003ctd\u003e5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDepth (mm)\u003c\/td\u003e\n\u003ctd\u003e89\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery Range\u003c\/td\u003e\n\u003ctd\u003eEnergizer Lithium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Size\u003c\/td\u003e\n\u003ctd\u003eCR1216\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Composition\u003c\/td\u003e\n\u003ctd\u003eLithium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch5\u003eFrequently Asked\u003c\/h5\u003e\n\u003cp\u003e\u003cstrong\u003eWhat devices use a CR1216 battery?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe CR1216 is commonly found in car key fobs, slim watches, fitness trackers, small calculators, glucose monitors and some motherboard CMOS backup cells. Check your device's battery compartment or manual to confirm the correct size before purchasing.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow long does a CR1216 last?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eBattery life depends on the device's power draw. In a low-drain watch the CR1216 may last 2-3 years; in a car key fob with frequent button presses it may last 1-2 years. Shelf life when stored unused is typically 8-10 years.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I use a CR1220 instead of a CR1216?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo. The CR1220 is 2.0mm thick versus the CR1216's 1.6mm thickness. Forcing a thicker cell into a device designed for CR1216 can damage the battery compartment or prevent the cover from closing properly. Always use the exact size specified by the device manufacturer.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs the packaging child-resistant?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. The blister pack includes a child-resistant seal that requires adult dexterity to open, reducing the risk of accidental ingestion by children. Coin cells are a choking and poisoning hazard if swallowed.\u003c\/p\u003e","brand":"Energizer","offers":[{"title":"Default Title","offer_id":46075154923787,"sku":"S317","price":1.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0729\/8993\/3835\/files\/S317_1_df0d2f33-e954-4b5a-a4ea-e22f2fc982ba.jpg?v=1730317612"},{"product_id":"energizer-cr1220-3v-lithium-coin-cell-battery-single-pack","title":"Energizer CR1220 3V Lithium Coin Cell Battery - Single Pack","description":"\u003ch5\u003eDescription\u003c\/h5\u003e\n\u003cp\u003eThe Energizer CR1220 is a 3V lithium coin cell battery measuring 12mm diameter by 2mm thick, designed for small electronic devices including watches, car key fobs, fitness trackers, glucose monitors and medical devices requiring compact, reliable power. The lithium chemistry delivers consistent 3V output throughout its discharge cycle, maintaining stable performance until the cell is depleted.\u003c\/p\u003e\n\u003cp\u003eThis single-cell pack suits replacement battery needs for devices with a CR1220 cell socket. The battery carries an 8-year shelf life when stored at room temperature, retaining its charge without significant degradation over time, which makes it suitable for stocking spares or emergency kits where batteries may sit unused for extended periods. The operating temperature range of -30°C to 60°C allows the battery to function in both cold outdoor environments and warm indoor conditions without performance loss.\u003c\/p\u003e\n\u003cp\u003eThe blister packaging includes child-resistant features designed to reduce the risk of young children accessing the battery. The lithium cell construction is leak-resistant, protecting device contacts and circuitry from corrosion damage that can occur with alkaline chemistries. The CR1220 designation is an IEC standard size reference, ensuring cross-compatibility with devices specifying this cell size regardless of manufacturer.\u003c\/p\u003e\n\u003ch5\u003eSpecification\u003c\/h5\u003e\n\u003ctable class=\"spec_table\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight (KG)\u003c\/td\u003e\n\u003ctd\u003e0.01\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWidth (mm)\u003c\/td\u003e\n\u003ctd\u003e44\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeight (mm)\u003c\/td\u003e\n\u003ctd\u003e5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDepth (mm)\u003c\/td\u003e\n\u003ctd\u003e89\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery Range\u003c\/td\u003e\n\u003ctd\u003eEnergizer Lithium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Size\u003c\/td\u003e\n\u003ctd\u003eCR1220\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Composition\u003c\/td\u003e\n\u003ctd\u003eLithium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch5\u003eFrequently Asked\u003c\/h5\u003e\n\u003cp\u003e\u003cstrong\u003eWhat devices use a CR1220 battery?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eCR1220 cells are commonly used in watches, car key fobs, fitness trackers, glucose monitors, heart-rate monitors, small LED lights, calculators and electronic organisers. Any device specifying a CR1220 in its manual or battery compartment will accept this cell.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow long does the CR1220 last in storage?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eEnergizer rates the CR1220 for an 8-year shelf life when stored at room temperature in its original packaging. This means the battery retains most of its charge over that period, making it suitable for keeping spares on hand.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs the CR1220 the same as a BR1220?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo. CR1220 and BR1220 are the same physical size (12mm diameter, 2mm thick) but use different lithium chemistries. CR cells use lithium manganese dioxide; BR cells use lithium carbon monofluoride. CR cells deliver higher current drain; BR cells offer longer shelf life in low-drain devices. Check your device manual for the correct type.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I recharge a CR1220?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo. CR1220 cells are primary (non-rechargeable) lithium batteries. Attempting to recharge them can cause leakage, rupture or fire. Replace them with a new cell when depleted.\u003c\/p\u003e","brand":"Energizer","offers":[{"title":"Default Title","offer_id":46075155448075,"sku":"S320","price":1.49,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0729\/8993\/3835\/files\/S320_1_f9ce8393-52be-4cc1-adbe-f9bd5495d170.jpg?v=1730317615"},{"product_id":"energizer-cr1225-3v-lithium-coin-cell-battery-single-pack","title":"Energizer CR1225 3V Lithium Coin Cell Battery - Single Pack","description":"\u003ch5\u003eDescription\u003c\/h5\u003e\n\u003cp\u003eThe Energizer CR1225 is a 3V lithium coin cell battery measuring 12.5mm diameter by 2.5mm thickness, designed for compact electronic devices including watches, calculators, key fobs, remote controls and medical devices such as glucose monitors. The lithium chemistry provides stable voltage output across the battery's service life and functions reliably in temperatures from -30°C to +60°C.\u003c\/p\u003e\n\u003cp\u003eUsed in devices requiring a flat, low-profile power source, the CR1225 fits battery compartments designed for 12.5mm coin cells. Common applications include wristwatches (both analogue and digital), car key fobs, LED tea lights, small remote controls, fitness trackers, and medical devices where consistent 3V output is needed. The battery is also compatible with devices specifying BR1225, DL1225, ECR1225, or equivalent 12.5mm lithium coin cells.\u003c\/p\u003e\n\u003cp\u003eEnergizer lithium coin cells use leak-resistant construction to protect the device and surrounding components from corrosion if the battery remains installed beyond its service life. The CR1225 chemistry delivers higher energy density than alkaline button cells of similar size, meaning longer run-time between replacements in devices with continuous low-drain operation such as watches and passive sensors. Shelf life extends up to 10 years when stored at room temperature in original packaging.\u003c\/p\u003e\n\u003ch5\u003eSpecification\u003c\/h5\u003e\n\u003ctable class=\"spec_table\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight (KG)\u003c\/td\u003e\n\u003ctd\u003e0.01\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWidth (mm)\u003c\/td\u003e\n\u003ctd\u003e44\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeight (mm)\u003c\/td\u003e\n\u003ctd\u003e5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDepth (mm)\u003c\/td\u003e\n\u003ctd\u003e89\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery Range\u003c\/td\u003e\n\u003ctd\u003eEnergizer Specialist\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Size\u003c\/td\u003e\n\u003ctd\u003eCR1225\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Composition\u003c\/td\u003e\n\u003ctd\u003eLithium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch5\u003eFrequently Asked\u003c\/h5\u003e\n\u003cp\u003e\u003cstrong\u003eWhat devices use a CR1225 battery?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe CR1225 fits watches, calculators, car key fobs, small LED lights, fitness trackers, remote controls and medical devices such as glucose monitors. Check your device's battery compartment or manual for the specified cell size before purchasing.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat does CR1225 mean?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eCR indicates lithium manganese dioxide chemistry. 12 refers to the 12.5mm diameter, and 25 refers to the 2.5mm thickness. This standardised naming helps identify compatible replacements across brands.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I use a BR1225 instead of a CR1225?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eBR1225 batteries use lithium carbon monofluoride chemistry and are designed for lower current drain and wider temperature ranges than CR1225. In most consumer devices (watches, key fobs) the CR1225 is the correct choice. BR1225 is typically specified for industrial or automotive applications requiring operation below -30°C.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow long does a CR1225 last in a watch?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eIn a typical analogue quartz watch drawing 1-3 microamps, a CR1225 runs for approximately 2-4 years depending on additional functions (backlight, alarms, chronograph). Digital watches with continuous display and frequent backlight use will see shorter service life.\u003c\/p\u003e","brand":"Energizer","offers":[{"title":"Default Title","offer_id":46075159740683,"sku":"S325","price":1.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0729\/8993\/3835\/files\/S325_1_d12e4de9-9a5f-4e24-99b0-bb8ae97881ae.jpg?v=1730317627"},{"product_id":"energizer-lr43-186-alkaline-button-cell-batteries-2-pack","title":"Energizer LR43\/186 Alkaline Button Cell Batteries (2 Pack)","description":"\u003ch5\u003eDescription\u003c\/h5\u003e\n\u003cp\u003eThe Energizer LR43\/186 is a 1.5V alkaline button cell battery sold in a 2-pack blister, designed for watches, calculators, medical thermometers, glucose meters, small remote controls and compact LED torches. The LR43 size (also designated as AG12, SR43W equivalent in silver oxide, or 186 in some markets) measures 11.6mm diameter by 4.2mm height, fitting devices that specify this cell size in their battery compartment.\u003c\/p\u003e\n\u003cp\u003eEach cell provides stable 1.5V output from alkaline manganese dioxide chemistry, with a typical capacity of 110-130mAh depending on discharge load. This makes the LR43 suitable for low-drain devices like analogue watches and digital thermometers, where the battery may last 12-24 months, and moderate-drain devices like calculators and small toys, where replacement intervals are shorter. The button form factor allows multiple cells to be stacked in series where higher voltages are needed.\u003c\/p\u003e\n\u003cp\u003eEnergizer builds anti-leak protection into the cell construction to reduce the risk of electrolyte leakage damaging sensitive watch movements or medical device circuitry. The cells are mercury-free and shelf-stable for several years when stored at room temperature in the sealed blister pack. Each blister is date-coded with a best-before date, typically 3-5 years from manufacture.\u003c\/p\u003e\n\u003ch5\u003eSpecification\u003c\/h5\u003e\n\u003ctable class=\"spec_table\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight (KG)\u003c\/td\u003e\n\u003ctd\u003e0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery Range\u003c\/td\u003e\n\u003ctd\u003eEnergizer Specialist\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Size\u003c\/td\u003e\n\u003ctd\u003eLR43\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Composition\u003c\/td\u003e\n\u003ctd\u003eAlkaline\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch5\u003eFrequently Asked\u003c\/h5\u003e\n\u003cp\u003e\u003cstrong\u003eWhat devices use LR43 batteries?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eLR43 cells are used in wristwatches, small calculators, digital thermometers, glucose meters, laser pointers, small remote controls, hearing aid testers, compact LED torches and some children's toys. Check your device's battery compartment or manual for the exact size — LR43 may also be listed as AG12, 186, SR43W or V12GA.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow long do LR43 batteries last?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eIn a low-drain device like an analogue watch, an LR43 alkaline cell typically lasts 12-24 months. In higher-drain devices like digital thermometers or laser pointers, expect 6-12 months depending on usage frequency. Shelf life in the sealed pack is 3-5 years from the date code printed on the blister.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I use silver oxide SR43 batteries instead?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes, but the voltage profile differs slightly. Silver oxide SR43W cells provide a more stable 1.55V output and slightly higher capacity, making them preferable for precision watches. Alkaline LR43 cells start at 1.5V and drop more noticeably as they discharge. Both fit the same physical size, so either will work in most devices.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAre these batteries rechargeable?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo. LR43 alkaline cells are single-use and should be disposed of responsibly after discharge. Do not attempt to recharge alkaline button cells — doing so can cause leakage or rupture.\u003c\/p\u003e","brand":"Energizer","offers":[{"title":"Default Title","offer_id":46075161248011,"sku":"S3282","price":1.49,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0729\/8993\/3835\/files\/S3282_1_f260dd10-d7c9-4b07-bd31-4e9cc1ed0777.jpg?v=1730317635"},{"product_id":"duracell-lr44-alkaline-button-cell-batteries-2-pack","title":"Duracell LR44 Alkaline Button Cell Batteries (2 Pack)","description":"\u003ch5\u003eDescription\u003c\/h5\u003e\n\u003cp\u003eThe Duracell LR44 is a 1.5V alkaline button cell battery supplied in a 2-pack blister. Each cell measures 11.6mm diameter by 5.4mm height, fitting devices that specify LR44, A76, V13GA or 76A batteries. The alkaline chemistry provides stable voltage across the discharge cycle, making these cells suitable for low to moderate drain devices including calculators, digital thermometers, small toys, watches and key fobs.\u003c\/p\u003e\n\u003cp\u003eDesigned for consumer electronics that use button cells rather than AA or AAA formats, the LR44 delivers consistent current to precision measurement devices, remote controls, digital calipers and LED torches. Duracell's Duralock Power Preserve technology gives these cells a 5-year in-storage guarantee when unopened, so they remain charged and ready for use in emergency backup applications or infrequently-used devices. The 2-pack format suits households and workshops that need spares without bulk-buying larger multipacks.\u003c\/p\u003e\n\u003cp\u003eThe LR44 is one of the most common button cell sizes in consumer electronics, sharing the same footprint as AG13, LR1154, 357 and SR44 silver oxide cells. The alkaline chemistry trades the higher capacity of silver oxide for a lower cost per cell, making it a practical choice for devices that cycle through batteries regularly. Each cell weighs approximately 2g and the blister pack dimensions of 84mm x 120mm x 6mm allow the batteries to be stored in drawers, toolkits or vehicle glove boxes.\u003c\/p\u003e\n\u003ch5\u003eSpecification\u003c\/h5\u003e\n\u003ctable class=\"spec_table\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight (KG)\u003c\/td\u003e\n\u003ctd\u003e0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWidth (mm)\u003c\/td\u003e\n\u003ctd\u003e84\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeight (mm)\u003c\/td\u003e\n\u003ctd\u003e120\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDepth (mm)\u003c\/td\u003e\n\u003ctd\u003e6\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery Range\u003c\/td\u003e\n\u003ctd\u003eDuracell Specialist\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Size\u003c\/td\u003e\n\u003ctd\u003eLR44\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Composition\u003c\/td\u003e\n\u003ctd\u003eAlkaline\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch5\u003eFrequently Asked\u003c\/h5\u003e\n\u003cp\u003e\u003cstrong\u003eWhat devices use LR44 batteries?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eLR44 cells power calculators, digital thermometers, small LED torches, watches, key fobs, digital calipers, glucose meters, remote controls and children's toys. Any device specifying LR44, A76, V13GA, 76A, AG13, LR1154 or 357 will accept this battery.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan LR44 replace SR44 silver oxide batteries?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eLR44 alkaline and SR44 silver oxide share the same physical dimensions and both deliver 1.5V nominal voltage, so they are physically interchangeable. SR44 cells hold higher capacity and maintain voltage more consistently under load, making them better for precision devices like cameras and watches, while LR44 cells offer lower cost for less demanding applications.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow long do LR44 batteries last in storage?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eDuracell's Duralock technology gives these cells a 5-year storage guarantee when kept in their original unopened blister pack at room temperature. Once installed in a device, runtime depends on the current draw — a calculator may run for years, while a continuously-lit LED torch may drain the cell in hours.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAre these batteries rechargeable?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo. LR44 alkaline cells are single-use and cannot be recharged. Attempting to recharge alkaline batteries can cause leakage, heat buildup and rupture.\u003c\/p\u003e","brand":"Duracell","offers":[{"title":"Default Title","offer_id":46075161805067,"sku":"S3284","price":1.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0729\/8993\/3835\/files\/S3284_1_21c87bbc-54d0-4299-bd61-eb4f3220636f.jpg?v=1730317638"},{"product_id":"energizer-lr44-a76-1-5v-alkaline-button-cell-batteries-2-pack","title":"Energizer LR44\/A76 1.5V Alkaline Button Cell Batteries - 2 Pack","description":"\u003ch5\u003eDescription\u003c\/h5\u003e\n\u003cp\u003eThe Energizer LR44\/A76 is a 1.5V alkaline button cell battery supplied in a blister pack of two cells. Each cell measures 11.6mm diameter by 5.4mm height and uses alkaline chemistry to deliver stable voltage to low-drain devices like watches, calculators, laser pointers, hearing aids and digital thermometers. The LR44 designation is IEC standard; A76 is the same battery under ANSI naming.\u003c\/p\u003e\n\u003cp\u003eDesigned for devices requiring consistent low-current draw over months or years, the LR44\/A76 suits applications where the battery is fitted and left in place rather than frequently cycled. Common uses include wristwatches, fitness trackers, small LED torches, remote car key fobs, digital kitchen scales, glucose monitors, and electronic toys. The 1.5V output remains stable across the majority of the discharge curve, preventing the voltage sag that can cause clock drift or function errors in precision devices.\u003c\/p\u003e\n\u003cp\u003eEnergizer builds these cells with leak-resistant construction to reduce the risk of electrolyte escaping onto device contacts during long storage periods. The alkaline chemistry contains no added mercury or cadmium, meeting current environmental standards for consumer battery disposal in the UK. Each cell weighs approximately 2g and the blister pack protects the cells from short-circuit during storage and transport.\u003c\/p\u003e\n\u003ch5\u003eSpecification\u003c\/h5\u003e\n\u003ctable class=\"spec_table\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight (KG)\u003c\/td\u003e\n\u003ctd\u003e0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWidth (mm)\u003c\/td\u003e\n\u003ctd\u003e80\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeight (mm)\u003c\/td\u003e\n\u003ctd\u003e6\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDepth (mm)\u003c\/td\u003e\n\u003ctd\u003e120\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery Range\u003c\/td\u003e\n\u003ctd\u003eEnergizer Specialist\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Size\u003c\/td\u003e\n\u003ctd\u003eLR44\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Composition\u003c\/td\u003e\n\u003ctd\u003eAlkaline\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch5\u003eFrequently Asked\u003c\/h5\u003e\n\u003cp\u003e\u003cstrong\u003eAre LR44 and A76 the same battery?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. LR44 is the IEC (International Electrotechnical Commission) designation and A76 is the ANSI (American National Standards Institute) name for the same 1.5V alkaline button cell. Other equivalent names include AG13, G13, L1154 and 357. All refer to an 11.6mm diameter, 5.4mm height alkaline cell.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat devices use LR44\/A76 batteries?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eWristwatches, calculators, laser pointers, digital thermometers, glucose monitors, car key fobs, hearing aids, small LED torches, fitness trackers, electronic toys, digital kitchen scales and remote controls for garage doors or security systems. Any low-drain device requiring a compact 1.5V cell is a candidate.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow long do LR44 batteries last?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eService life depends on the device's current draw. In a wristwatch drawing 5-10 microamps, an LR44 can last 1-2 years. In a continuously-lit LED keychain torch drawing 10-20 milliamps, the same cell may last only a few hours of continuous use. Check the device manual for expected battery life.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan these batteries be recharged?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo. Alkaline button cells are single-use and attempting to recharge them can cause leakage, overheating or rupture. Devices requiring rechargeable button cells need lithium-ion or silver-oxide rechargeable equivalents, which are a different chemistry and form factor.\u003c\/p\u003e","brand":"Energizer","offers":[{"title":"Default Title","offer_id":46075162329355,"sku":"S3285","price":1.49,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0729\/8993\/3835\/files\/S3285_1_c6da0bde-6a6c-41ab-a6a2-e31b0fc4264f.jpg?v=1730317642"},{"product_id":"energizer-lr54-189-alkaline-button-cell-batteries-2-pack","title":"Energizer LR54\/189 Alkaline Button Cell Batteries (2 Pack)","description":"\u003ch5\u003eDescription\u003c\/h5\u003e\n\u003cp\u003eThe Energizer LR54\/189 is a 1.5V alkaline button cell battery sold in packs of two. The LR54 designation (also sold as 189, AG10, LR1130 and 389 depending on the manufacturer) refers to an 11.6mm diameter, 3.1mm height button cell that fits calculators, digital thermometers, glucose meters, car key fobs, laser pointers, small LED torches and compact remote controls.\u003c\/p\u003e\n\u003cp\u003eThese batteries use alkaline chemistry rather than silver oxide or lithium, which makes them more affordable for devices that drain power slowly over months or years rather than in high-current bursts. The 1.5V nominal voltage remains stable across most of the discharge curve, meaning devices continue to function reliably until the battery is nearly depleted. Energizer rates the LR54 at approximately 40-50mAh capacity depending on the load profile.\u003c\/p\u003e\n\u003cp\u003eThe batteries are packaged in a sealed blister that keeps them fresh until opened. Energizer incorporates anti-leak construction in the cell casing to reduce the risk of electrolyte leakage during storage or after depletion. Each cell measures 11.6mm across and 3.1mm tall, matching the LR1130\/AG10 footprint used in most button cell compartments marked for this size.\u003c\/p\u003e\n\u003ch5\u003eSpecification\u003c\/h5\u003e\n\u003ctable class=\"spec_table\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight (KG)\u003c\/td\u003e\n\u003ctd\u003e0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery Range\u003c\/td\u003e\n\u003ctd\u003eEnergizer Specialist\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Size\u003c\/td\u003e\n\u003ctd\u003eLR54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Composition\u003c\/td\u003e\n\u003ctd\u003eAlkaline\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch5\u003eFrequently Asked\u003c\/h5\u003e\n\u003cp\u003e\u003cstrong\u003eWhat devices use LR54 batteries?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eLR54 button cells are commonly found in calculators, digital thermometers, glucose meters, car key fobs, laser pointers, small LED torches and compact remote controls. The LR54 is also sold under the designations 189, AG10, LR1130 and 389 depending on the manufacturer.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow long do LR54 alkaline batteries last?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eShelf life is approximately 3-5 years when stored in cool, dry conditions. In-use life depends on the device's current draw — a calculator or key fob may run for 1-2 years on a single cell, while a device with an LED backlight or continuous operation will deplete the battery faster.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAre these rechargeable?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo. LR54 alkaline button cells are single-use and should be disposed of responsibly once depleted. Attempting to recharge alkaline cells can cause leakage or rupture.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat's the difference between LR54 and SR1130 batteries?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eLR54 (alkaline) and SR1130 (silver oxide) are the same physical size but use different chemistries. Silver oxide cells provide more stable voltage and higher capacity but cost more. Alkaline LR54 cells are sufficient for low-drain devices like calculators and key fobs.\u003c\/p\u003e","brand":"Energizer","offers":[{"title":"Default Title","offer_id":46075162919179,"sku":"S3289","price":1.49,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0729\/8993\/3835\/files\/S3289_1_962d54bb-a842-44f9-9789-7f15db9df6af.jpg?v=1730317646"},{"product_id":"energizer-cr1616-3v-lithium-coin-cell-battery-single-pack","title":"Energizer CR1616 3V Lithium Coin Cell Battery - Single Pack","description":"\u003ch5\u003eDescription\u003c\/h5\u003e\n\u003cp\u003eThe Energizer CR1616 is a 3V lithium coin cell battery measuring 16mm in diameter and 1.6mm thick, designed for compact electronics including car key fobs, glucose monitors, fitness trackers, small LED lights and calculator watches. The lithium manganese dioxide chemistry provides stable voltage output across the battery's discharge curve, maintaining consistent performance until depletion rather than gradually fading.\u003c\/p\u003e\n\u003cp\u003eSold as a single cell in child-resistant blister packaging, the CR1616 suits devices with shallow battery compartments where thicker CR2032 or CR2025 cells will not fit. The 3V nominal voltage matches the requirements of most coin cell devices, and the lithium composition gives the battery a shelf life of up to 10 years when stored at room temperature, making it practical to keep spares on hand for emergency replacement of key fob batteries or medical device cells.\u003c\/p\u003e\n\u003cp\u003eThe 16mm diameter and 1.6mm thickness make the CR1616 one of the thinner coin cells in common use — approximately half the thickness of a CR2016 and a third the thickness of a CR2032. This thinness is the defining feature when choosing between coin cell sizes: if a device specifies CR1616, thicker cells will not fit the compartment depth even if the diameter matches. The battery weighs just 1.2g and operates across a temperature range of -30°C to +60°C, covering typical indoor use and most outdoor conditions in the UK.\u003c\/p\u003e\n\u003ch5\u003eSpecification\u003c\/h5\u003e\n\u003ctable class=\"spec_table\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight (KG)\u003c\/td\u003e\n\u003ctd\u003e0.01\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWidth (mm)\u003c\/td\u003e\n\u003ctd\u003e44\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeight (mm)\u003c\/td\u003e\n\u003ctd\u003e5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDepth (mm)\u003c\/td\u003e\n\u003ctd\u003e89\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery Range\u003c\/td\u003e\n\u003ctd\u003eEnergizer Specialist\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Size\u003c\/td\u003e\n\u003ctd\u003eCR1616\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Composition\u003c\/td\u003e\n\u003ctd\u003eLithium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch5\u003eFrequently Asked\u003c\/h5\u003e\n\u003cp\u003e\u003cstrong\u003eWhat devices use a CR1616 battery?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe CR1616 is commonly found in car key fobs, glucose monitors, fitness trackers, small LED keychain lights, calculator watches and some motherboard CMOS backup cells. Any device specifying a CR1616 requires this exact size — thicker coin cells like CR2032 will not fit the compartment.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I use a CR2016 instead of a CR1616?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo. The CR2016 is 2.0mm thick while the CR1616 is 1.6mm thick. Although both share the same 16mm diameter, the CR2016 will not fit in a compartment designed for the thinner CR1616 cell.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow long does the battery last?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eBattery life depends on the device's power draw. In a typical car key fob with occasional use, a CR1616 may last 2-4 years. In a continuously-running fitness tracker, expect 6-12 months. The shelf life when unused is up to 10 years.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs the packaging child-resistant?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. The blister pack is designed to meet child-resistant packaging standards, requiring deliberate twisting or cutting to access the battery. Keep out of reach of children — swallowed batteries can cause serious internal burns.\u003c\/p\u003e","brand":"Energizer","offers":[{"title":"Default Title","offer_id":46075165409547,"sku":"S336","price":1.49,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0729\/8993\/3835\/files\/S336_1_98ff523d-f8d9-4edf-a2c4-57a2254616bd.jpg?v=1730317659"},{"product_id":"energizer-epx625g-1-5v-alkaline-button-cell-battery-lr9-single","title":"Energizer EPX625G 1.5V Alkaline Button Cell Battery LR9 - Single","description":"\u003ch5\u003eDescription\u003c\/h5\u003e\n\u003cp\u003eThe Energizer EPX625G is a 1.5V alkaline button cell battery with an LR9 cell size, designed as a replacement power source for cameras, calculators, medical devices and specialist equipment requiring this specific format. The alkaline chemistry delivers stable voltage output across the battery's discharge cycle, making it suitable for devices with moderate and consistent power draw.\u003c\/p\u003e\n\u003cp\u003eThis battery fits devices requiring EPX625G, LR9, or equivalent 625-format button cells, including vintage film cameras with built-in light meters, certain hearing aids, small electronic calculators and some medical diagnostic equipment. The 1.5V nominal voltage matches the original specification for devices designed around mercury or silver-oxide cells of this size, though performance characteristics differ between chemistries.\u003c\/p\u003e\n\u003cp\u003eThe single-pack format suits replacement use rather than bulk stocking, allowing you to replace a depleted battery in a specific device without buying more cells than needed. Energizer's alkaline construction includes internal seals designed to resist leakage during normal use and storage, though all alkaline cells should be removed from devices during long periods of non-use to prevent potential leakage damage.\u003c\/p\u003e\n\u003ch5\u003eSpecification\u003c\/h5\u003e\n\u003ctable class=\"spec_table\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight (KG)\u003c\/td\u003e\n\u003ctd\u003e0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery Range\u003c\/td\u003e\n\u003ctd\u003eEnergizer Specialist\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Size\u003c\/td\u003e\n\u003ctd\u003eLR9\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Composition\u003c\/td\u003e\n\u003ctd\u003eAlkaline\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch5\u003eFrequently Asked\u003c\/h5\u003e\n\u003cp\u003e\u003cstrong\u003eWhat devices use the EPX625G battery?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe EPX625G fits vintage film cameras with built-in light meters (many 1960s-1980s models), certain hearing aids, small electronic calculators and some medical diagnostic equipment. Check your device's battery compartment or manual for the exact cell specification required — EPX625G, LR9, and 625A are equivalent alkaline designations.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs this a direct replacement for mercury or silver-oxide 625 cells?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe EPX625G matches the physical size and 1.5V nominal voltage of mercury PX625 and silver-oxide cells, but alkaline chemistry has a different discharge curve. Some precision light meters designed for mercury cells may require voltage adaptation or adjustment when using alkaline replacements.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow long does the battery last?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eBattery life depends on the device's power draw. In a camera light meter with intermittent use, an alkaline LR9 typically lasts 1-2 years. In a device with continuous draw, expect shorter life. Store unused batteries in a cool, dry place and check expiry dates before installation.\u003c\/p\u003e","brand":"Energizer","offers":[{"title":"Default Title","offer_id":46075166163211,"sku":"S3365","price":1.49,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0729\/8993\/3835\/files\/S3365_1_b3dd1465-d407-43bd-b945-bf3c59c8d014.jpg?v=1730317664"},{"product_id":"energizer-cr1620-lithium-coin-cell-battery-3v-1-pack","title":"Energizer CR1620 Lithium Coin Cell Battery 3V - 1 Pack","description":"\u003ch5\u003eDescription\u003c\/h5\u003e\n\u003cp\u003eThe Energizer CR1620 is a 3V lithium coin cell battery measuring 16mm in diameter and 2mm thick, designed to power small electronics that demand consistent voltage over a long discharge period. Common applications include fitness trackers, car key fobs, wearable health monitors, compact remote controls, and small LED devices where space is limited and frequent battery changes are impractical.\u003c\/p\u003e\n\u003cp\u003eLithium chemistry provides a flatter discharge curve than alkaline alternatives, meaning the battery maintains near-full voltage until close to the end of its life rather than gradually weakening. This makes the CR1620 particularly suited to devices with digital circuits that require stable voltage to function correctly. The battery operates reliably across a temperature range from -30°C to +60°C, covering both cold outdoor conditions and warm indoor environments without significant performance loss.\u003c\/p\u003e\n\u003cp\u003eThe single-battery blister pack includes child-resistant packaging that requires scissors to open, reducing the risk of accidental ingestion by young children. The CR1620 carries a shelf life of up to 10 years when stored at room temperature, so spare batteries can be kept on hand without concern about loss of charge. The battery weighs 1.2g and fits any device specifying a CR1620, 5009LC, DL1620, ECR1620, BR1620 or equivalent 16mm x 2mm lithium coin cell.\u003c\/p\u003e\n\u003ch5\u003eSpecification\u003c\/h5\u003e\n\u003ctable class=\"spec_table\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight (KG)\u003c\/td\u003e\n\u003ctd\u003e0.01\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWidth (mm)\u003c\/td\u003e\n\u003ctd\u003e44\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeight (mm)\u003c\/td\u003e\n\u003ctd\u003e5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDepth (mm)\u003c\/td\u003e\n\u003ctd\u003e89\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery Range\u003c\/td\u003e\n\u003ctd\u003eEnergizer Specialist\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Size\u003c\/td\u003e\n\u003ctd\u003eCR1620\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Composition\u003c\/td\u003e\n\u003ctd\u003eLithium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch5\u003eFrequently Asked\u003c\/h5\u003e\n\u003cp\u003e\u003cstrong\u003eWhat devices use a CR1620 battery?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe CR1620 is commonly found in fitness trackers, car key fobs, wearable health monitors, compact remote controls, small LED lights, digital thermometers and medical devices. Any device specifying a CR1620, 5009LC, DL1620, ECR1620 or BR1620 can use this battery.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow long does a CR1620 last?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eBattery life depends on the device's power draw. In a low-drain device like a car key fob the CR1620 can last 2-3 years. In higher-drain devices like fitness trackers or LED lights, expect 6-18 months depending on usage frequency.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the voltage of this battery?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe CR1620 delivers 3V nominal voltage. Lithium chemistry maintains near-full voltage throughout most of the discharge cycle, dropping sharply only near the end of battery life rather than gradually weakening like alkaline cells.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan it be used in extreme temperatures?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. The CR1620 operates from -30°C to +60°C, covering cold outdoor conditions and warm indoor environments. Performance is most stable between 0°C and 40°C, but the battery remains functional outside that range.\u003c\/p\u003e","brand":"Energizer","offers":[{"title":"Default Title","offer_id":46075167736075,"sku":"S341","price":1.49,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0729\/8993\/3835\/files\/S341_1_ee32d8b2-f469-4287-8292-8f9e87e8d8bf.jpg?v=1730317673"},{"product_id":"energizer-cr1632-3v-lithium-coin-cell-battery-single-pack","title":"Energizer CR1632 3V Lithium Coin Cell Battery - Single Pack","description":"\u003ch5\u003eDescription\u003c\/h5\u003e\n\u003cp\u003eThe Energizer CR1632 is a 3V lithium coin cell battery measuring 16mm diameter by 3.2mm thick, designed to power compact electronics requiring stable voltage in a small form factor. The lithium chemistry provides a flat discharge curve and operates reliably across a wide temperature range, from -30°C to +60°C, making it suitable for devices used both indoors and outdoors.\u003c\/p\u003e\n\u003cp\u003eCommonly used in car key fobs, fitness trackers, heart rate monitors, glucose meters, watch batteries, and small remote controls, the CR1632 provides consistent power output throughout its shelf life. The single-pack format comes in child-resistant blister packaging that requires adult force to open, reducing the risk of accidental ingestion while remaining accessible for battery replacement.\u003c\/p\u003e\n\u003cp\u003eLithium coin cells hold charge longer in storage than alkaline equivalents, with the CR1632 maintaining voltage for up to 10 years when stored at room temperature. The 3V nominal voltage delivers higher energy density than two stacked alkaline button cells, allowing device manufacturers to design thinner housings. The Energizer CR1632 weighs 1.8 grams and measures 16mm × 3.2mm, fitting standard CR1632 battery compartments without modification.\u003c\/p\u003e\n\u003ch5\u003eSpecification\u003c\/h5\u003e\n\u003ctable class=\"spec_table\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight (KG)\u003c\/td\u003e\n\u003ctd\u003e0.01\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWidth (mm)\u003c\/td\u003e\n\u003ctd\u003e44\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeight (mm)\u003c\/td\u003e\n\u003ctd\u003e5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDepth (mm)\u003c\/td\u003e\n\u003ctd\u003e89\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery Range\u003c\/td\u003e\n\u003ctd\u003eEnergizer Specialist\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Size\u003c\/td\u003e\n\u003ctd\u003eCR1632\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Composition\u003c\/td\u003e\n\u003ctd\u003eLithium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch5\u003eFrequently Asked\u003c\/h5\u003e\n\u003cp\u003e\u003cstrong\u003eWhat devices use CR1632 batteries?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eCR1632 batteries commonly power car key fobs, fitness trackers, heart rate monitors, glucose meters, calculators, small remote controls, and backup power in computer motherboards. Any device specifying CR1632 or DL1632 will accept this battery.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow long does a CR1632 battery last?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eService life depends on the device's power draw. In a car key fob with moderate use, a CR1632 typically lasts 3-4 years. In low-drain devices like watches or backup CMOS applications, it can last 5-10 years. The battery maintains shelf stability for up to 10 years when stored at room temperature.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs the CR1632 the same as DL1632?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. CR1632 and DL1632 refer to the same battery size and specification. CR is the IEC designation, while DL is Duracell's internal code. Both are 16mm diameter, 3.2mm thick, 3V lithium coin cells and are fully interchangeable.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat's the operating temperature range?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe Energizer CR1632 operates reliably from -30°C to +60°C, covering outdoor winter use in car key fobs and indoor applications in heated environments. Performance drops slightly at temperature extremes but remains functional.\u003c\/p\u003e","brand":"Energizer","offers":[{"title":"Default Title","offer_id":46075168456971,"sku":"S346","price":1.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0729\/8993\/3835\/files\/S346_1_01a45f2a-c4ee-47e1-b776-92fed8878b87.jpg?v=1730317678"},{"product_id":"energizer-cr2012-3v-lithium-coin-cell-battery-1-pack","title":"Energizer CR2012 3V Lithium Coin Cell Battery - 1 Pack","description":"\u003ch5\u003eDescription\u003c\/h5\u003e\n\u003cp\u003eThe Energizer CR2012 is a 3V lithium coin cell battery measuring 20mm diameter and 1.2mm thickness, designed for compact electronics requiring stable low-drain power. The lithium chemistry provides consistent voltage output across the battery's lifespan, avoiding the gradual voltage drop typical of alkaline cells in precision devices.\u003c\/p\u003e\n\u003cp\u003eCommon applications include wristwatches, fitness trackers, key fobs, remote controls, glucose monitors, pedometers and hearing aid accessories where space is limited and long shelf life matters. The CR2012 sits between the thinner CR2016 and thicker CR2025 in the Energizer coin cell range, fitting devices specified for exactly 1.2mm height. The child-resistant blister pack keeps the battery sealed until use, preventing accidental discharge or ingestion.\u003c\/p\u003e\n\u003cp\u003eLithium coin cells hold charge for up to 10 years in storage at room temperature, making them suitable for emergency devices, backup power and seasonal equipment that sits unused for months at a time. The stable 3V output from lithium chemistry means devices maintain accurate timekeeping or measurement throughout the battery's life, rather than drifting as voltage drops.\u003c\/p\u003e\n\u003ch5\u003eSpecification\u003c\/h5\u003e\n\u003ctable class=\"spec_table\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight (KG)\u003c\/td\u003e\n\u003ctd\u003e0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery Range\u003c\/td\u003e\n\u003ctd\u003eEnergizer Specialist\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Size\u003c\/td\u003e\n\u003ctd\u003eCR2012\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Composition\u003c\/td\u003e\n\u003ctd\u003eLithium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch5\u003eFrequently Asked\u003c\/h5\u003e\n\u003cp\u003e\u003cstrong\u003eWhat devices use a CR2012 battery?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe CR2012 fits watches, fitness trackers, key fobs, remote controls, glucose monitors, pedometers and other compact electronics specified for a 20mm diameter, 1.2mm thick coin cell. Check your device manual or the existing battery for the correct size code.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow long does a CR2012 last?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eBattery life depends on the device's power draw. In a watch or fitness tracker drawing microamps, a CR2012 typically lasts 1-3 years. In storage the battery holds charge for up to 10 years.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I use a CR2016 or CR2025 instead?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eCR2016, CR2012 and CR2025 all provide 3V and share the same 20mm diameter, but differ in thickness (1.6mm, 1.2mm, 2.5mm respectively). A CR2012 will not fit a device designed for a CR2025, and a CR2016 may rattle in a CR2012 holder. Use the size your device specifies.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs the packaging child-resistant?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. The blister pack meets child-resistant standards to prevent accidental ingestion. Coin cell batteries are a choking and ingestion hazard for young children and should be stored out of reach.\u003c\/p\u003e","brand":"Energizer","offers":[{"title":"Default Title","offer_id":46075170685195,"sku":"S347","price":1.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0729\/8993\/3835\/files\/S347_1_d6955d71-2805-4726-9ba0-82e5fe5b6801.jpg?v=1730317683"},{"product_id":"energizer-cr2016-3v-lithium-coin-cell-battery-single-pack","title":"Energizer CR2016 3V Lithium Coin Cell Battery - Single Pack","description":"\u003ch5\u003eDescription\u003c\/h5\u003e\n\u003cp\u003eThe Energizer CR2016 is a 3V lithium coin cell battery in a 20mm diameter, 1.6mm height format, designed for low-drain devices that require compact, long-lasting power. The battery fits car key fobs, fitness trackers, glucose monitors, heart rate monitors, small remote controls, and watches that accept a CR2016 cell.\u003c\/p\u003e\n\u003cp\u003eLithium chemistry provides stable voltage output across the battery's lifespan, maintaining consistent performance in devices that need reliable power over months or years of standby use. The CR2016 sits between the thinner CR2012 and the thicker CR2025 in the Energizer coin cell range, giving a balance of capacity and low profile for devices with limited internal space.\u003c\/p\u003e\n\u003cp\u003eThis single-pack battery comes in child-resistant blister packaging that meets safety standards for lithium coin cells. The packaging dimensions of 44mm width, 89mm depth and 5mm height make it suitable for counter display or drawer storage. The battery carries a best-before date printed on the packaging, typically several years from manufacture due to lithium's low self-discharge rate.\u003c\/p\u003e\n\u003ch5\u003eSpecification\u003c\/h5\u003e\n\u003ctable class=\"spec_table\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight (KG)\u003c\/td\u003e\n\u003ctd\u003e0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWidth (mm)\u003c\/td\u003e\n\u003ctd\u003e44\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeight (mm)\u003c\/td\u003e\n\u003ctd\u003e5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDepth (mm)\u003c\/td\u003e\n\u003ctd\u003e89\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery Range\u003c\/td\u003e\n\u003ctd\u003eEnergizer Specialist\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Size\u003c\/td\u003e\n\u003ctd\u003eCR2016\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Composition\u003c\/td\u003e\n\u003ctd\u003eLithium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch5\u003eFrequently Asked\u003c\/h5\u003e\n\u003cp\u003e\u003cstrong\u003eWhat devices use a CR2016 battery?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe CR2016 is commonly used in car key fobs, fitness trackers, glucose monitors, heart rate monitors, small watches, and compact remote controls. If your device specifies a CR2016, this is the correct size — do not substitute with a CR2025 or CR2032 as they are thicker and may not fit.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow long does a CR2016 battery last?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eLifespan depends on the device's power draw. In a low-drain device like a car key fob used several times a day, a CR2016 typically lasts 2-4 years. In a continuously-powered device like a fitness tracker, expect 6-12 months. Lithium cells have minimal self-discharge, so unused batteries retain charge for several years when stored at room temperature.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan this battery be recharged?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo. The CR2016 is a primary (non-rechargeable) lithium cell. Attempting to recharge it can cause leakage, rupture or fire. Once depleted, dispose of it according to local battery recycling regulations.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs the packaging child-resistant?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. The blister pack is designed to meet child-resistant packaging standards for lithium coin cells, reducing the risk of accidental ingestion by young children.\u003c\/p\u003e","brand":"Energizer","offers":[{"title":"Default Title","offer_id":46075171307787,"sku":"S350","price":1.49,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0729\/8993\/3835\/files\/S350_1_a4fb2b29-a167-4dea-ab5d-283b9dab4c9b.jpg?v=1730317688"},{"product_id":"energizer-cr2016-3v-lithium-coin-cell-battery-2-pack","title":"Energizer CR2016 3V Lithium Coin Cell Battery - 2 Pack","description":"\u003ch5\u003eDescription\u003c\/h5\u003e\n\u003cp\u003eThe Energizer CR2016 is a 3V lithium coin cell battery supplied in a 2-pack blister. Each cell measures 20mm diameter by 1.6mm height and delivers stable 3V output for compact electronics that require a CR2016 cell, including car key fobs, glucose monitors, fitness trackers, small LED torches and calculators.\u003c\/p\u003e\n\u003cp\u003eDesigned for devices with low to moderate continuous drain, the CR2016 uses lithium manganese dioxide chemistry to maintain voltage stability across the discharge curve. The 2-pack format provides a spare cell for emergency replacement or for powering a second device. Lithium cells operate across a wider temperature range than alkaline equivalents, making them suitable for outdoor devices and car remotes exposed to heat or cold.\u003c\/p\u003e\n\u003cp\u003eEach cell weighs approximately 1.8g and is sealed in a corrosion-resistant stainless steel casing. The low self-discharge rate of lithium chemistry means unused cells retain charge for several years in storage. Energizer prints the expiry date on each cell and the blister packaging, with this batch showing a best-before date of 07\/2029.\u003c\/p\u003e\n\u003ch5\u003eSpecification\u003c\/h5\u003e\n\u003ctable class=\"spec_table\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight (KG)\u003c\/td\u003e\n\u003ctd\u003e0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWidth (mm)\u003c\/td\u003e\n\u003ctd\u003e80\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeight (mm)\u003c\/td\u003e\n\u003ctd\u003e5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDepth (mm)\u003c\/td\u003e\n\u003ctd\u003e120\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery Range\u003c\/td\u003e\n\u003ctd\u003eEnergizer Specialist\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Size\u003c\/td\u003e\n\u003ctd\u003eCR2016\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Composition\u003c\/td\u003e\n\u003ctd\u003eLithium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch5\u003eFrequently Asked\u003c\/h5\u003e\n\u003cp\u003e\u003cstrong\u003eWhat devices use CR2016 batteries?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eCR2016 cells are commonly used in car key fobs, remote controls, glucose monitors, fitness trackers, bike computers, small LED keyring torches, calculators and watch batteries for larger watch movements. Check your device's battery compartment or manual to confirm the required cell size before purchasing.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat's the difference between CR2016 and CR2032?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eBoth are 20mm diameter lithium coin cells at 3V, but the CR2032 is twice as thick at 3.2mm versus 1.6mm for the CR2016. The CR2032 has approximately double the capacity. They are not interchangeable — use only the size specified by your device.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow long do CR2016 batteries last?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eShelf life is typically 8-10 years from manufacture when stored at room temperature. In-device life depends on the current draw of the electronics. A car remote used several times daily might run for 1-2 years, while a low-draw device like a glucose monitor backup cell may last 3-4 years.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAre these batteries rechargeable?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo. CR2016 lithium coin cells are single-use primary cells and cannot be recharged. Attempting to recharge a non-rechargeable lithium cell creates a safety hazard.\u003c\/p\u003e","brand":"Energizer","offers":[{"title":"Default Title","offer_id":46075172126987,"sku":"S351","price":1.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0729\/8993\/3835\/files\/S351_1_07cfdad6-ae97-4ba5-88a8-4217ab619bd4.jpg?v=1730317693"},{"product_id":"energizer-cr2025-3v-lithium-coin-cell-battery-1-pack","title":"Energizer CR2025 3V Lithium Coin Cell Battery (1 Pack)","description":"\u003ch5\u003eDescription\u003c\/h5\u003e\n\u003cp\u003eThe Energizer CR2025 is a 3V lithium coin cell battery designed for small electronics including car key fobs, remote controls, fitness trackers, medical devices and compact torches. The 20mm diameter and 2.5mm thickness conform to the IEC standard CR2025 cell size, making the battery compatible with any device specifying CR2025, DL2025 or ECR2025.\u003c\/p\u003e\n\u003cp\u003eLithium chemistry provides a stable 3V output across the battery's discharge cycle and maintains performance in temperatures from -30°C to 60°C, which matters for key fobs left in cars overnight during winter or wearable devices worn during outdoor activity. The single-cell blister pack uses child-resistant packaging that meets UK and EU safety standards, requiring two independent actions to open the card.\u003c\/p\u003e\n\u003cp\u003eEnergizer rates the CR2025 at approximately 165mAh capacity, which translates to several months of typical use in a car remote or fitness tracker depending on transmission frequency and screen-on time. The shelf life is up to 10 years from manufacture when stored at room temperature, so spare cells can be kept in a drawer without degradation. The best-before date is printed on the packaging.\u003c\/p\u003e\n\u003ch5\u003eSpecification\u003c\/h5\u003e\n\u003ctable class=\"spec_table\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight (KG)\u003c\/td\u003e\n\u003ctd\u003e0.01\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWidth (mm)\u003c\/td\u003e\n\u003ctd\u003e80\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeight (mm)\u003c\/td\u003e\n\u003ctd\u003e4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDepth (mm)\u003c\/td\u003e\n\u003ctd\u003e120\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery Range\u003c\/td\u003e\n\u003ctd\u003eEnergizer Specialist\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Size\u003c\/td\u003e\n\u003ctd\u003eCR2025\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Composition\u003c\/td\u003e\n\u003ctd\u003eLithium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch5\u003eFrequently Asked\u003c\/h5\u003e\n\u003cp\u003e\u003cstrong\u003eWhat devices use CR2025 batteries?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eCR2025 cells are used in car key fobs, remote controls, fitness trackers, digital watches, small LED torches, bathroom scales, glucose meters and other compact electronics requiring 3V power in a thin form factor.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I use CR2025 instead of CR2032?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo. CR2025 is 2.5mm thick while CR2032 is 3.2mm thick. A CR2025 will fit into a CR2032 compartment but may not make proper contact with the terminals. A CR2032 will not fit into a CR2025 compartment. Always use the cell size specified by the device manufacturer.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow long does a CR2025 last?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eBattery life depends on the device's power draw. In a typical car key fob with moderate use (5-10 button presses per day), a CR2025 lasts 1-2 years. In a fitness tracker with continuous Bluetooth and screen updates, expect 3-6 months. The battery has a 10-year shelf life if unused.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs the packaging child-resistant?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. The blister card requires two independent actions to open, meeting UK and EU child safety standards for button cell batteries.\u003c\/p\u003e","brand":"Energizer","offers":[{"title":"Default Title","offer_id":46075173339403,"sku":"S359","price":1.49,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0729\/8993\/3835\/files\/S359_1_f86b5bf3-adb9-4b34-a69c-816f22b75e2e.jpg?v=1730317698"},{"product_id":"energizer-cr2032-3v-lithium-coin-cell-battery-1-pack","title":"Energizer CR2032 3V Lithium Coin Cell Battery - 1 Pack","description":"\u003ch5\u003eDescription\u003c\/h5\u003e\n\u003cp\u003eThe Energizer CR2032 is a 3V lithium coin cell battery measuring 20mm diameter by 3.2mm thick, designed to power small electronic devices requiring stable voltage over extended periods. The lithium chemistry delivers consistent 3V output from full charge through to depletion, preventing the voltage sag that can cause device malfunctions in critical applications like car key fobs and medical monitors.\u003c\/p\u003e\n\u003cp\u003eUsed in automotive key fobs and remote starters, fitness trackers and smartwatches, digital thermometers and glucometers, wireless computer mice and keyboards, motherboard CMOS backup, LED keychain torches and small calculators. The CR2032 form factor is one of the most widely adopted coin cell sizes globally, with cross-compatibility across devices coded DL2032, ECR2032, BR2032, KCR2032 and other manufacturer-specific part numbers referring to the same 2032 cell dimension.\u003c\/p\u003e\n\u003cp\u003eThe battery operates across a temperature range of -20°C to +70°C, maintaining function in car interiors during summer heat and outdoor winter conditions. Each cell weighs 3g and comes in child-resistant blister packaging meeting safety standards for lithium button cells. Shelf life extends to 10 years when stored at room temperature, allowing stock to be kept on hand for emergency replacements without degradation.\u003c\/p\u003e\n\u003ch5\u003eSpecification\u003c\/h5\u003e\n\u003ctable class=\"spec_table\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight (KG)\u003c\/td\u003e\n\u003ctd\u003e0.01\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWidth (mm)\u003c\/td\u003e\n\u003ctd\u003e80\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeight (mm)\u003c\/td\u003e\n\u003ctd\u003e4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDepth (mm)\u003c\/td\u003e\n\u003ctd\u003e120\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery Range\u003c\/td\u003e\n\u003ctd\u003eEnergizer Specialist\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Size\u003c\/td\u003e\n\u003ctd\u003eCR2032\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Composition\u003c\/td\u003e\n\u003ctd\u003eLithium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch5\u003eFrequently Asked\u003c\/h5\u003e\n\u003cp\u003e\u003cstrong\u003eWhat devices use CR2032 batteries?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eCR2032 cells are used in car key fobs and remote starters, fitness trackers and smartwatches, digital medical devices like thermometers and glucometers, wireless mice and keyboards, computer motherboard CMOS memory backup, digital scales, LED keychain torches and small calculators. Any device marked CR2032, DL2032, ECR2032 or BR2032 takes this cell size.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow long does a CR2032 last?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eService life depends on the device's current draw. In a typical car key fob used several times daily, a CR2032 lasts 3-5 years. In low-drain devices like a computer motherboard CMOS, it can last 5-10 years. High-drain devices like active fitness trackers may require replacement every 6-12 months.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I use a different brand or code number?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. CR2032, DL2032, ECR2032, BR2032, KCR2032 and similar codes all refer to the same 20mm diameter, 3.2mm thick, 3V lithium coin cell. The letters before 2032 indicate the manufacturer or chemistry variant, but all are functionally interchangeable in devices requiring a 2032 cell.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs the packaging child-resistant?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. This single-cell blister pack uses child-resistant packaging meeting safety regulations for lithium button cells. The cell is sealed behind a plastic bubble that requires scissors or significant force to open, reducing the risk of accidental ingestion by young children.\u003c\/p\u003e","brand":"Energizer","offers":[{"title":"Default Title","offer_id":46075174060299,"sku":"S369","price":1.49,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0729\/8993\/3835\/files\/S369_1_6848fa10-11b3-43ed-ac4c-ce59d3be725b.jpg?v=1730317703"},{"product_id":"energizer-357-303-silver-oxide-button-cell-battery-1-55v-1-pack","title":"Energizer 357\/303 Silver Oxide Button Cell Battery - 1.55V (1 Pack)","description":"\u003ch5\u003eDescription\u003c\/h5\u003e\n\u003cp\u003eThe Energizer 357\/303 is a 1.55V silver oxide button cell battery designed for watches, hearing aids, key fobs, calculators and medical devices that require stable voltage output. Silver oxide chemistry delivers flatter discharge curves than alkaline equivalents, maintaining consistent voltage throughout the battery's life rather than gradually declining.\u003c\/p\u003e\n\u003cp\u003eThe 357\/303 designation indicates cross-compatibility — the same cell is sold as SR44, LR44W, AG13 and other reference codes depending on manufacturer and chemistry variant. This Energizer cell uses silver oxide rather than alkaline, giving longer runtime and more stable performance in precision devices like quartz watches and glucose monitors where voltage consistency matters. The coin format measures approximately 11.6mm diameter by 5.4mm height, fitting standard battery compartments in compact electronics.\u003c\/p\u003e\n\u003cp\u003eLeak-resistant construction protects device contacts from corrosion during storage and use. The cell carries a shelf life of several years when stored at room temperature in the original blister pack, making it practical to keep spares for watches and hearing aids. Energizer rates the 357\/303 at approximately 150-200mAh capacity depending on discharge rate, with higher capacity than equivalent alkaline button cells.\u003c\/p\u003e\n\u003ch5\u003eSpecification\u003c\/h5\u003e\n\u003ctable class=\"spec_table\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight (KG)\u003c\/td\u003e\n\u003ctd\u003e0.01\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery Range\u003c\/td\u003e\n\u003ctd\u003eEnergizer Specialist\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Size\u003c\/td\u003e\n\u003ctd\u003e357\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Composition\u003c\/td\u003e\n\u003ctd\u003eSilver Oxide\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch5\u003eFrequently Asked\u003c\/h5\u003e\n\u003cp\u003e\u003cstrong\u003eWhat devices use the 357\/303 battery?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eWatches, hearing aids, key fobs, calculators, glucose monitors, laser pointers and small LED torches commonly use this size. Check your device's battery compartment or manual for the required cell code — 357, 303, SR44 and AG13 all refer to the same physical size, though chemistry may vary.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat's the difference between 357 and 303?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThey are the same battery. Energizer labels this cell 357\/303 to indicate it meets both specification codes. The silver oxide chemistry in this cell makes it interchangeable with SR44 and other equivalent codes.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow long does it last?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eRuntime depends on the device's power draw. In a quartz watch drawing microamps, expect 1-3 years. In a hearing aid drawing milliamps, expect weeks to months. Silver oxide gives longer life than alkaline in continuous-use devices.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I use alkaline LR44 instead?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003ePhysically they fit the same compartment, but silver oxide (SR44\/357) maintains stable 1.55V output while alkaline (LR44) starts at 1.5V and declines more quickly. For precision devices like watches and medical equipment, silver oxide is the better choice.\u003c\/p\u003e","brand":"Energizer","offers":[{"title":"Default Title","offer_id":46075174879499,"sku":"S37","price":1.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0729\/8993\/3835\/files\/S37_1_5cd5a1b1-2e7c-4ede-a3b0-ad7dfb49d947.jpg?v=1730317707"},{"product_id":"panasonic-cr2032-3v-lithium-coin-cell-battery-1-pack","title":"Panasonic CR2032 3V Lithium Coin Cell Battery (1 Pack)","description":"\u003ch5\u003eDescription\u003c\/h5\u003e\n\u003cp\u003eThe Panasonic CR2032 is a 3V lithium coin cell battery measuring 20mm diameter by 3.2mm thickness, designed to power compact electronic devices requiring stable voltage over extended periods. The lithium chemistry provides higher energy density than alkaline alternatives, delivering consistent 3V output until end-of-life rather than gradual voltage decline.\u003c\/p\u003e\n\u003cp\u003eDesigned for car key fobs, digital watches, calculators, medical devices (glucose meters, digital thermometers), motherboard CMOS backup, LED candles, and small remote controls, the CR2032 operates across a temperature range of -20°C to +65°C. The battery carries a 10-year shelf life when stored at room temperature, making it suitable for emergency backup applications and devices with infrequent use. The single-pack blister format includes child-resistant packaging.\u003c\/p\u003e\n\u003cp\u003eThe CR2032 designation refers to the cell's physical dimensions: CR indicates lithium manganese dioxide chemistry, 20 is the diameter in millimetres, and 32 is the height in tenths of a millimetre (3.2mm). This standardised sizing means the Panasonic CR2032 is interchangeable with other manufacturers' CR2032 cells and compatible with devices specifying BR2032, DL2032, ECR2032, or SB-T15 equivalents. Typical capacity sits around 220-240mAh depending on discharge rate.\u003c\/p\u003e\n\u003ch5\u003eSpecification\u003c\/h5\u003e\n\u003ctable class=\"spec_table\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight (KG)\u003c\/td\u003e\n\u003ctd\u003e0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWidth (mm)\u003c\/td\u003e\n\u003ctd\u003e95\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeight (mm)\u003c\/td\u003e\n\u003ctd\u003e50\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDepth (mm)\u003c\/td\u003e\n\u003ctd\u003e5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery Range\u003c\/td\u003e\n\u003ctd\u003ePanasonic Specialist\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Size\u003c\/td\u003e\n\u003ctd\u003eCR2032\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Composition\u003c\/td\u003e\n\u003ctd\u003eLithium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch5\u003eFrequently Asked\u003c\/h5\u003e\n\u003cp\u003e\u003cstrong\u003eWhat devices use CR2032 batteries?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eCar key fobs, digital watches, calculators, motherboard CMOS backup, glucose meters, digital thermometers, bathroom scales, LED tea lights, bike computers, and small remote controls commonly use CR2032 cells. Any device specifying CR2032, BR2032, DL2032 or ECR2032 accepts this battery.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow long does a CR2032 last?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eService life depends on the device's current draw. In a car key fob with occasional use, a CR2032 typically lasts 3-5 years. In a watch drawing microamps continuously, expect 2-3 years. The battery carries a 10-year shelf life when unused and stored at room temperature.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I use rechargeable CR2032 batteries?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eStandard CR2032 cells are single-use lithium primary batteries and cannot be recharged. Attempting to recharge them risks leakage, overheating or rupture. Rechargeable LIR2032 cells exist but deliver 3.6V instead of 3V, making them incompatible with devices designed for standard CR2032 voltage.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat temperature range does it operate in?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe Panasonic CR2032 operates from -20°C to +65°C. Performance degrades slightly at temperature extremes, with reduced capacity in very cold conditions and accelerated self-discharge in heat, but the cell remains functional across this range.\u003c\/p\u003e","brand":"Panasonic","offers":[{"title":"Default Title","offer_id":46075176845579,"sku":"S373","price":1.49,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0729\/8993\/3835\/files\/S373_1_9cc715c5-d0dd-4019-8a8e-4010b873a5d6.jpg?v=1730317712"},{"product_id":"energizer-364-363-silver-oxide-button-cell-batteries-1-5v-10-pack","title":"Energizer 364\/363 Silver Oxide Button Cell Batteries - 1.5V (10 Pack)","description":"\u003ch5\u003eDescription\u003c\/h5\u003e\n\u003cp\u003eThe Energizer 364\/363 is a 1.5V silver oxide button cell battery measuring 6.8mm diameter by 2.1mm height, designed for compact electronics requiring stable voltage output. The silver oxide chemistry maintains consistent 1.5V delivery throughout the discharge cycle, unlike alkaline button cells that experience voltage drop under load, making it the preferred choice for precision timing devices, medical instruments and digital watches.\u003c\/p\u003e\n\u003cp\u003eSold in a 10-pack, these button cells fit devices specifying either 364 or 363 cell sizes (the codes are interchangeable — 364 is the IEC designation, 363 the older industry code for the same physical cell). Common applications include wristwatches, fitness trackers, calculators, car key fobs, hearing aids, glucometers, laser pointers and small LED torches. The flat discharge curve of silver oxide chemistry means devices continue operating at full performance until the cell is depleted, rather than gradually dimming or slowing.\u003c\/p\u003e\n\u003cp\u003eEach cell uses leak-resistant construction with a stainless steel case and sealing gasket to protect device internals from electrolyte damage. The 10-pack format suits households and workplaces keeping spares on hand for multiple devices, or buyers maintaining a stock for watches and medical equipment that need periodic replacement. Energizer rates these cells with a shelf life of up to 5 years when stored at room temperature, allowing packs to be kept as drawer spares without significant capacity loss.\u003c\/p\u003e\n\u003ch5\u003eSpecification\u003c\/h5\u003e\n\u003ctable class=\"spec_table\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight (KG)\u003c\/td\u003e\n\u003ctd\u003e0.01\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWidth (mm)\u003c\/td\u003e\n\u003ctd\u003e5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeight (mm)\u003c\/td\u003e\n\u003ctd\u003e24\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDepth (mm)\u003c\/td\u003e\n\u003ctd\u003e24\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery Range\u003c\/td\u003e\n\u003ctd\u003eEnergizer Specialist\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Size\u003c\/td\u003e\n\u003ctd\u003e364\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Composition\u003c\/td\u003e\n\u003ctd\u003eSilver Oxide\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch5\u003eFrequently Asked\u003c\/h5\u003e\n\u003cp\u003e\u003cstrong\u003eWhat's the difference between 364 and 363 battery codes?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThey are the same physical cell. 364 is the IEC (International Electrotechnical Commission) designation, while 363 is an older industry code. Both refer to a 6.8mm diameter × 2.1mm height silver oxide button cell at 1.5V. Devices specifying either code will accept this battery.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I use alkaline button cells instead of silver oxide?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eAlkaline button cells in the same size (such as LR621) will physically fit but are not recommended for precision devices. Silver oxide maintains stable 1.5V output throughout discharge, while alkaline voltage drops progressively under load. Watches and medical devices calibrated for silver oxide may malfunction or display inaccurate readings with alkaline substitutes.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat devices commonly use 364\/363 cells?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eAnalogue and digital wristwatches, fitness trackers, calculators, car key fobs with remote locking, hearing aids, glucometers, small LED torches, laser pointers, electronic calipers and some camera light meters. Check your device manual or the existing battery for confirmation.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow long do these batteries last in storage?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eEnergizer rates silver oxide button cells with a shelf life of up to 5 years when stored at room temperature in the original packaging. Avoid storing in high-heat locations (above 30°C) or high-humidity environments, as both accelerate self-discharge and reduce usable capacity.\u003c\/p\u003e","brand":"Energizer","offers":[{"title":"Default Title","offer_id":46075191361803,"sku":"S42","price":1.49,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0729\/8993\/3835\/files\/S42_1_3810b8c8-4b41-401a-81c1-8bb5c1a6c56f.jpg?v=1730317817"},{"product_id":"duracell-dl1-3n-cr1-3n-3v-lithium-button-cell-battery-single-pack","title":"Duracell DL1\/3N (CR1\/3N) 3V Lithium Button Cell Battery - Single Pack","description":"\u003ch5\u003eDescription\u003c\/h5\u003e\n\u003cp\u003eThe Duracell DL1\/3N is a 3V lithium button cell battery with the CR1\/3N designation, supplying power to compact devices including digital cameras, medical instruments, dog training collars, and security key fobs. The lithium chemistry provides higher energy density than alkaline equivalents, delivering consistent voltage throughout the discharge cycle rather than tapering off early.\u003c\/p\u003e\n\u003cp\u003eDesigned for devices that draw intermittent or low-to-moderate current, the DL1\/3N operates across a temperature range from -20°C to +60°C, maintaining performance in both cold outdoor environments and warm interior spaces. The leak-resistant construction uses a sealed cell design to prevent electrolyte escape, protecting sensitive electronics from corrosion damage during the battery's service life.\u003c\/p\u003e\n\u003cp\u003eThe single-cell format measures approximately 11mm diameter by 10.8mm height, fitting devices originally specified for CR1\/3N, DL1\/3N, 2L76 or CR11108 batteries. Duracell rates the DL1\/3N with a shelf life of up to 10 years when stored at room temperature, allowing the battery to be kept as a spare without significant self-discharge. The blister pack holds one battery and includes batch information for traceability.\u003c\/p\u003e\n\u003ch5\u003eSpecification\u003c\/h5\u003e\n\u003ctable class=\"spec_table\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight (KG)\u003c\/td\u003e\n\u003ctd\u003e0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWidth (mm)\u003c\/td\u003e\n\u003ctd\u003e84\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeight (mm)\u003c\/td\u003e\n\u003ctd\u003e120\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDepth (mm)\u003c\/td\u003e\n\u003ctd\u003e11\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery Range\u003c\/td\u003e\n\u003ctd\u003eDuracell Specialist\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Size\u003c\/td\u003e\n\u003ctd\u003eCR1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Composition\u003c\/td\u003e\n\u003ctd\u003eLithium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch5\u003eFrequently Asked\u003c\/h5\u003e\n\u003cp\u003e\u003cstrong\u003eWhat devices use the DL1\/3N battery?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe DL1\/3N powers digital cameras, medical glucose meters, dog training collar transmitters, car key fobs, laser pointers, and some security sensors. Any device marked for CR1\/3N, 2L76 or CR11108 batteries will accept this cell.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs this the same as a CR1\/3N?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. DL1\/3N is Duracell's product code for the industry-standard CR1\/3N lithium cell. Both designations refer to the same 3V lithium battery with identical dimensions and voltage.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow long does the battery last in storage?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eDuracell rates the DL1\/3N with a 10-year shelf life when stored at room temperature in its original blister pack. Self-discharge is minimal compared to alkaline batteries, making it suitable for emergency spares.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan it operate in cold weather?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe lithium chemistry allows the DL1\/3N to function from -20°C to +60°C. Performance drops slightly at temperature extremes but remains usable in outdoor applications like wildlife cameras or vehicle remotes during winter.\u003c\/p\u003e","brand":"Duracell","offers":[{"title":"Default Title","offer_id":46075194933515,"sku":"S425","price":4.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0729\/8993\/3835\/files\/S425_1_455d3d11-dc9c-4bfb-bb79-b8ff89ec3328.jpg?v=1730317832"},{"product_id":"duracell-cr2450-lithium-coin-cell-battery-1-pack","title":"Duracell CR2450 Lithium Coin Cell Battery (1 Pack)","description":"\u003ch5\u003eDescription\u003c\/h5\u003e\n\u003cp\u003eThe Duracell CR2450 is a 3V lithium coin cell battery measuring 24mm diameter by 5.0mm height, packaged as a single unit. Built with high-purity lithium chemistry, the CR2450 delivers stable voltage output across its discharge cycle and carries a 10-year in-storage guarantee backed by Duracell's Duralock Power Preserve technology, which minimises self-discharge when the battery is not in use.\u003c\/p\u003e\n\u003cp\u003eCR2450 cells power car key fobs, remote controls, small medical devices such as glucose monitors, fitness trackers, bathroom scales, bike computers, and some watch models requiring higher capacity than CR2032 or CR2025 alternatives. The 5.0mm thickness makes the CR2450 one of the thicker coin cells in the CR range, offering approximately 620mAh capacity compared to the 240mAh of a CR2032, which extends runtime in devices with moderate continuous draw or occasional high-drain pulses such as key fob transmitters.\u003c\/p\u003e\n\u003cp\u003eThe lithium chemistry operates across a temperature range of -20°C to +60°C, making the CR2450 suitable for outdoor devices and car-based applications where temperature fluctuations occur. The single-pack format reduces packaging waste for users replacing one battery at a time and avoids the cost of multi-packs when only one cell is needed. The battery carries child-resistant blister packaging with 'Baby Secure Pack' design, meeting IEC 62115 safety requirements.\u003c\/p\u003e\n\u003ch5\u003eSpecification\u003c\/h5\u003e\n\u003ctable class=\"spec_table\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight (KG)\u003c\/td\u003e\n\u003ctd\u003e0.02\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery Range\u003c\/td\u003e\n\u003ctd\u003eDuracell Specialist\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Size\u003c\/td\u003e\n\u003ctd\u003eCR2450\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Composition\u003c\/td\u003e\n\u003ctd\u003eLithium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch5\u003eFrequently Asked\u003c\/h5\u003e\n\u003cp\u003e\u003cstrong\u003eWhat devices use CR2450 batteries?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eCar key fobs, remote controls, bathroom scales, glucose monitors, fitness trackers, bike computers, some watches, and small medical devices. The CR2450's higher capacity (approximately 620mAh) suits devices with moderate continuous draw or intermittent high-drain pulses.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow long does a CR2450 last in storage?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eDuracell guarantees 10 years of shelf life when stored in the original packaging. Duralock Power Preserve technology minimises self-discharge, so batteries remain ready for use after extended storage.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan a CR2450 replace a CR2032?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo. The CR2450 is 5.0mm thick, while a CR2032 is 3.2mm thick. Although both are 24mm in diameter and provide 3V, the CR2450 will not fit battery compartments designed for CR2032 cells due to the thickness difference.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat temperature range does it tolerate?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eLithium coin cells operate across -20°C to +60°C, making the CR2450 suitable for car key fobs left in vehicles during winter or outdoor devices exposed to temperature fluctuations.\u003c\/p\u003e","brand":"Duracell","offers":[{"title":"Default Title","offer_id":46075195523339,"sku":"S428","price":1.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0729\/8993\/3835\/files\/S428_1_eeb5afca-ef4e-4af2-8468-042566d55e1c.jpg?v=1730317836"},{"product_id":"energizer-370-371-silver-oxide-button-cell-batteries-10-pack","title":"Energizer 370\/371 Silver Oxide Button Cell Batteries (10 Pack)","description":"\u003ch5\u003eDescription\u003c\/h5\u003e\n\u003cp\u003eThe Energizer 370\/371 is a 1.55V silver oxide button cell battery supplied in a 10-pack. The 370 and 371 designations refer to the same physical cell — SR920SW in IEC nomenclature — with equivalent voltage, capacity and dimensions. Silver oxide chemistry delivers a stable voltage output throughout the battery's discharge cycle, making it suitable for devices that require consistent power rather than tolerance for voltage drop.\u003c\/p\u003e\n\u003cp\u003eThese button cells power watches, calculators, medical instruments, small remotes, laser pointers and compact digital tools where a 9.5mm diameter x 2.05mm height cell is specified. The 10-pack format suits both individual users who want spares on hand and trade\/workshop environments where multiple devices need battery replacement at intervals. Each cell is individually sealed until use to preserve shelf life.\u003c\/p\u003e\n\u003cp\u003eThe leak-resistant construction uses a seal designed to contain the electrolyte inside the cell casing during normal storage and discharge. The silver oxide chemistry itself is less prone to leakage than alkaline equivalents in button cell formats, particularly in low-drain applications like watches where the cell may remain in the device for 2-3 years. The 24mm packaging width and 5mm thickness per cell make the 10-pack compact enough for a toolbox or electronics drawer.\u003c\/p\u003e\n\u003ch5\u003eSpecification\u003c\/h5\u003e\n\u003ctable class=\"spec_table\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight (KG)\u003c\/td\u003e\n\u003ctd\u003e0.01\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWidth (mm)\u003c\/td\u003e\n\u003ctd\u003e5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeight (mm)\u003c\/td\u003e\n\u003ctd\u003e24\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDepth (mm)\u003c\/td\u003e\n\u003ctd\u003e24\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery Range\u003c\/td\u003e\n\u003ctd\u003eEnergizer Specialist\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Size\u003c\/td\u003e\n\u003ctd\u003e370\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Composition\u003c\/td\u003e\n\u003ctd\u003eSilver Oxide\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch5\u003eFrequently Asked\u003c\/h5\u003e\n\u003cp\u003e\u003cstrong\u003eAre 370 and 371 batteries interchangeable?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. Both designations refer to the same cell size and voltage (SR920SW in IEC terms). A device specifying 370 will accept a 371 and vice versa. The different numbers are legacy marketing codes from different manufacturers for the same physical battery.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat devices use these batteries?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eCommon applications include wristwatches, pocket calculators, small LED torches, medical glucose meters, laser pointers, key fob remotes and fitness trackers. Check your device's battery compartment or manual for the specified cell size before purchasing.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow long do they last?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eIn a typical quartz watch drawing 1-2 microamps, a silver oxide 370\/371 cell lasts 2-3 years. In higher-drain devices like calculators with backlit displays or active remotes, expect 6-18 months depending on usage frequency. Shelf life when stored unused is approximately 5 years.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I use alkaline equivalents instead?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eAlkaline button cells like LR920 have the same physical size but lower voltage (1.5V vs 1.55V) and a less stable discharge curve. Watches and precision instruments perform better with silver oxide due to the consistent voltage output. Alkaline equivalents are acceptable for less critical applications like toys or low-cost electronics.\u003c\/p\u003e","brand":"Energizer","offers":[{"title":"Default Title","offer_id":46075199684875,"sku":"S47","price":1.49,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0729\/8993\/3835\/files\/S47_1_5bf23986-fccf-4553-863b-f493cc541ea2.jpg?v=1730317851"},{"product_id":"jcb-mixed-lithium-coin-cell-batteries-6-pack-cr2016-cr2025-cr2032","title":"JCB Mixed Lithium Coin Cell Batteries 6 Pack - CR2016, CR2025, CR2032","description":"\u003ch5\u003eDescription\u003c\/h5\u003e\n\u003cp\u003eThe JCB mixed lithium coin cell battery pack contains six 3V lithium button cells across three sizes: two CR2016, two CR2025, and two CR2032. Each cell uses lithium chemistry for stable voltage output across the discharge cycle, suitable for low-drain devices like watches, calculators, and car key fobs, as well as moderate-drain applications including fitness trackers and glucose monitors.\u003c\/p\u003e\n\u003cp\u003eDesigned as a multi-device solution, the mixed pack eliminates the need to order separate quantities of each size. CR2032 cells measure 20mm diameter x 3.2mm thick and are the most common size for computer motherboards, bathroom scales, and remote controls. CR2025 cells at 20mm x 2.5mm fit thinner devices including some wristwatches and compact car remotes. CR2016 cells at 20mm x 1.6mm power ultra-slim devices such as certain fitness trackers and small LED keyring lights.\u003c\/p\u003e\n\u003cp\u003eLithium coin cells deliver consistent voltage until near the end of their service life, unlike alkaline cells which exhibit gradual voltage drop. This makes them particularly suited to devices with minimum voltage requirements, such as digital watches and medical equipment that rely on stable power to maintain accurate timekeeping or readings. The cells are packaged in blister format with individual cell identification printed on the card for easy selection.\u003c\/p\u003e\n\u003ch5\u003eSpecification\u003c\/h5\u003e\n\u003ctable class=\"spec_table\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight (KG)\u003c\/td\u003e\n\u003ctd\u003e0.01\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery Range\u003c\/td\u003e\n\u003ctd\u003eJCB Specialist\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Size\u003c\/td\u003e\n\u003ctd\u003eMixed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Composition\u003c\/td\u003e\n\u003ctd\u003eLithium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch5\u003eFrequently Asked\u003c\/h5\u003e\n\u003cp\u003e\u003cstrong\u003eWhat devices use these battery sizes?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eCR2032 is the most common size, used in computer motherboards, bathroom scales, car remotes, and LED tealights. CR2025 fits slimmer car remotes, wristwatches, and small calculators. CR2016 powers ultra-thin devices including fitness trackers, compact remotes, and LED keyring lights. Check your device's existing battery or manual to confirm the size needed.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow long do lithium coin cells last?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eShelf life is typically 5-10 years when stored at room temperature. In-device lifespan depends on the application: a wristwatch might run 2-3 years on a CR2025, while a car remote might last 3-5 years on a CR2032. High-drain devices like fitness trackers with backlights and Bluetooth drain cells faster, typically 6-18 months.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan these replace alkaline button cells?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo. Lithium coin cells output 3V, while alkaline button cells (LR44, AG13, etc.) output 1.5V. They are not interchangeable. Always replace with the same chemistry and size specified by the device manufacturer.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAre they safe around children?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eCoin cells pose a serious ingestion hazard to children and should be stored out of reach. If swallowed, they can cause severe internal burns within hours. The blister packaging includes child-resistant features, but loose cells must be kept away from children at all times.\u003c\/p\u003e","brand":"JCB","offers":[{"title":"Default Title","offer_id":46075202011403,"sku":"S4901","price":1.49,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0729\/8993\/3835\/files\/S4901_1_f31e85b8-6e7d-4072-a944-9246f95fe7e4.jpg?v=1730317863"},{"product_id":"panasonic-cr2032-3v-lithium-coin-cell-batteries-2-pack","title":"Panasonic CR2032 3V Lithium Coin Cell Batteries - 2 Pack","description":"\u003ch5\u003eDescription\u003c\/h5\u003e\n\u003cp\u003eThe Panasonic CR2032 is a 3V lithium coin cell battery supplied in a 2-pack blister. Each cell measures 20mm diameter by 3.2mm height and uses lithium manganese dioxide chemistry to deliver 3V nominal voltage with a capacity of approximately 220mAh. The cells carry a 10-year shelf life from manufacture date and operate across a temperature range of -20°C to +65°C.\u003c\/p\u003e\n\u003cp\u003eCR2032 cells power car key fobs, bathroom scales, kitchen timers, fitness trackers, glucose meters, bike computers, remote controls, motherboard CMOS memory, small LED lights, and various medical devices requiring stable 3V input. The coin form factor fits into compact battery compartments where cylindrical AA or AAA cells would not, making them the standard power source for miniaturised electronics. The lithium chemistry holds voltage steadier than alkaline under low-draw conditions and performs better in cold environments.\u003c\/p\u003e\n\u003cp\u003ePanasonic manufactures these cells in Indonesia using their Cell Power Lithium technology, which bonds the lithium anode to the cell casing to reduce internal resistance and improve energy density. The flat discharge curve means devices receive consistent voltage throughout most of the cell's usable life rather than experiencing gradual dimming or slowing. Each cell weighs 3g and the blister pack dimensions are 95mm x 50mm x 5mm, making them easy to store in a drawer or carry in a bag.\u003c\/p\u003e\n\u003cp\u003eThe child-safety packaging meets EU regulations with a difficult-to-open blister that reduces risk of accidental ingestion by children under 36 months. The 0% mercury and cadmium formulation makes disposal simpler under UK battery recycling schemes compared to older button cell chemistries.\u003c\/p\u003e\n\u003ch5\u003eSpecification\u003c\/h5\u003e\n\u003ctable class=\"spec_table\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight (KG)\u003c\/td\u003e\n\u003ctd\u003e0.01\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWidth (mm)\u003c\/td\u003e\n\u003ctd\u003e95\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeight (mm)\u003c\/td\u003e\n\u003ctd\u003e50\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDepth (mm)\u003c\/td\u003e\n\u003ctd\u003e5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery Range\u003c\/td\u003e\n\u003ctd\u003ePanasonic Specialist\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Size\u003c\/td\u003e\n\u003ctd\u003eCR2032\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Composition\u003c\/td\u003e\n\u003ctd\u003eLithium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch5\u003eFrequently Asked\u003c\/h5\u003e\n\u003cp\u003e\u003cstrong\u003eHow long do CR2032 batteries last in typical devices?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eLifespan depends on the device's current draw. In a car key fob or bathroom scale with intermittent use, a CR2032 typically lasts 2-5 years. In a continuously-powered device like a motherboard CMOS or a real-time clock, expect 3-10 years depending on the specific circuit design.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I use CR2032 batteries in watches?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes, CR2032 cells are commonly used in digital watches and some analogue quartz watches with larger battery compartments. Check your watch manual to confirm CR2032 is the specified cell type before replacing.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat's the difference between CR2032 and CR2025?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eCR2032 is 3.2mm thick; CR2025 is 2.5mm thick. Both are 20mm diameter and deliver 3V, but the CR2032 has higher capacity (approximately 220mAh vs 165mAh) due to the extra thickness. Devices designed for CR2032 will not close properly with a CR2025, and vice versa.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAre these batteries rechargeable?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo. CR2032 lithium coin cells are single-use primary batteries and must not be recharged. Attempting to recharge them can cause leakage, venting or rupture. Rechargeable equivalents use different chemistry (LIR2032) and are not interchangeable with CR2032 cells.\u003c\/p\u003e","brand":"Panasonic","offers":[{"title":"Default Title","offer_id":46075210137867,"sku":"S5284","price":1.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0729\/8993\/3835\/files\/S5284_1_8fc7737a-6b6d-4ed1-88f3-22d91292790d.jpg?v=1730317890"},{"product_id":"energizer-377-376-silver-oxide-button-cell-batteries-10-pack","title":"Energizer 377\/376 Silver Oxide Button Cell Batteries (10 Pack)","description":"\u003ch5\u003eDescription\u003c\/h5\u003e\n\u003cp\u003eThe Energizer 377\/376 is a 1.55V silver oxide button cell battery supplied in a 10-pack. Each cell measures 6.8mm diameter by 2.6mm height and delivers stable voltage output suited to precision devices including wristwatches, hearing aids, calculators, medical instruments and digital thermometers. The 377 and 376 designations refer to the same cell — different manufacturers use different part numbers for identical specifications.\u003c\/p\u003e\n\u003cp\u003eSilver oxide chemistry provides a flatter discharge curve than alkaline alternatives, maintaining consistent voltage throughout the battery's working life rather than dropping off as the cell depletes. This makes the 377\/376 particularly suited to devices requiring precise voltage regulation, such as quartz watch movements and hearing aid circuits. The cells are rated for operating temperatures from -10°C to 60°C.\u003c\/p\u003e\n\u003cp\u003eEach cell carries a leak-resistant seal designed to prevent electrolyte escape during storage and use, protecting delicate device internals from corrosion. The batteries ship with a shelf life of up to 5 years when stored at room temperature, making the 10-pack format practical for stocking spares for multiple devices or for businesses servicing watches and hearing aids. The compact 24mm x 24mm x 5mm pack fits into toolkits, watch repair benches and medical equipment storage.\u003c\/p\u003e\n\u003ch5\u003eSpecification\u003c\/h5\u003e\n\u003ctable class=\"spec_table\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight (KG)\u003c\/td\u003e\n\u003ctd\u003e0.01\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWidth (mm)\u003c\/td\u003e\n\u003ctd\u003e5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeight (mm)\u003c\/td\u003e\n\u003ctd\u003e24\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDepth (mm)\u003c\/td\u003e\n\u003ctd\u003e24\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery Range\u003c\/td\u003e\n\u003ctd\u003eEnergizer Specialist\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Size\u003c\/td\u003e\n\u003ctd\u003e377\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Composition\u003c\/td\u003e\n\u003ctd\u003eLithium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch5\u003eFrequently Asked\u003c\/h5\u003e\n\u003cp\u003e\u003cstrong\u003eAre 377 and 376 batteries the same?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. The 377 and 376 designations refer to the same silver oxide button cell with identical specifications (1.55V, 6.8mm diameter, 2.6mm height). Different manufacturers and regions use different part numbers, but the cells are interchangeable. Other equivalent designations include SR626SW and AG4.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat devices use 377\/376 batteries?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eCommon applications include wristwatches (particularly quartz movements), hearing aids, calculators, digital thermometers, laser pointers, small medical devices and some key fobs. Check your device manual or the existing battery for confirmation before purchase.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow long do these batteries last?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eRuntime depends on the device's power draw. In a typical wristwatch the 377\/376 typically lasts 2-3 years of continuous use. In higher-drain devices like hearing aids, expect shorter runtime. The batteries carry a 5-year shelf life when stored unopened at room temperature.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I use alkaline equivalents instead?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eSilver oxide cells provide more stable voltage output than alkaline equivalents (LR626 or AG4 alkaline). For precision devices like watches and medical instruments, silver oxide is strongly recommended. Alkaline alternatives may work but will show voltage drop-off sooner and provide less consistent performance.\u003c\/p\u003e","brand":"Energizer","offers":[{"title":"Default Title","offer_id":46075211874571,"sku":"S53","price":1.49,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0729\/8993\/3835\/files\/S53_1_ad712b5f-5b60-4ee8-8717-458010aee707.jpg?v=1730317897"},{"product_id":"energizer-cr2025-lithium-coin-cell-battery-2-pack","title":"Energizer CR2025 Lithium Coin Cell Battery (2 Pack)","description":"\u003ch5\u003eDescription\u003c\/h5\u003e\n\u003cp\u003eThe Energizer CR2025 is a 3V lithium coin cell battery measuring 20mm diameter by 2.5mm thickness, supplied in a 2-pack blister. The CR2025 designation indicates the chemistry (CR = lithium manganese dioxide), diameter (20mm) and thickness (2.5mm), distinguishing it from thicker CR2032 or thinner CR2016 cells that share the same 20mm footprint.\u003c\/p\u003e\n\u003cp\u003eDesigned for low-drain electronics that draw power intermittently rather than continuously, the CR2025 powers car key fobs, digital watches, glucose monitors, fitness trackers, bathroom scales, remote controls, LED tea lights, and small calculators. The lithium chemistry provides a flat 3V discharge curve across most of the battery's usable life, avoiding the gradual voltage drop seen in alkaline chemistries, which means devices continue working at full function until the cell is nearly depleted.\u003c\/p\u003e\n\u003cp\u003eEach CR2025 carries a shelf life of up to 10 years when stored at room temperature, making it suitable for emergency devices, backup applications, and stock rotation in commercial settings. The cell operates across a temperature range of -30°C to +60°C, maintaining voltage stability in car interiors during winter and in outdoor sensors during summer. Energizer rates these cells with leakage resistance to protect the device compartment if a cell is left installed past its usable life.\u003c\/p\u003e\n\u003cp\u003eAlternative labels for the CR2025 include DL2025, ECR2025, BR2025, and KCR2025 depending on the manufacturer, but the physical and electrical specifications remain identical across these designations. The CR2025 is not rechargeable and must be disposed of according to local battery recycling regulations.\u003c\/p\u003e\n\u003ch5\u003eSpecification\u003c\/h5\u003e\n\u003ctable class=\"spec_table\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight (KG)\u003c\/td\u003e\n\u003ctd\u003e0.01\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWidth (mm)\u003c\/td\u003e\n\u003ctd\u003e80\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeight (mm)\u003c\/td\u003e\n\u003ctd\u003e4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDepth (mm)\u003c\/td\u003e\n\u003ctd\u003e120\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery Range\u003c\/td\u003e\n\u003ctd\u003eEnergizer Specialist\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Size\u003c\/td\u003e\n\u003ctd\u003eCR2025\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Composition\u003c\/td\u003e\n\u003ctd\u003eLithium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch5\u003eFrequently Asked\u003c\/h5\u003e\n\u003cp\u003e\u003cstrong\u003eWhat's the difference between CR2025, CR2032 and CR2016?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eAll three share the same 20mm diameter and 3V voltage, but differ in thickness. The CR2016 is 1.6mm thick, the CR2025 is 2.5mm, and the CR2032 is 3.2mm. Thicker cells have higher capacity and longer runtime but will not fit in devices designed for thinner cells. Always match the exact cell size printed on the device or the old battery.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow long does a CR2025 last in a key fob?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eTypical car key fobs using CR2025 cells last 2-4 years depending on how frequently the fob is used. High-use fobs with start\/stop ignition functions may drain faster. If the key fob range shortens or buttons become unresponsive, replace the cell.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I use a CR2032 instead of a CR2025?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo. The CR2032 is 0.7mm thicker and will not fit in a battery compartment designed for a CR2025. Forcing a thicker cell into a tight compartment can damage the device or prevent the cover from closing properly.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAre these batteries rechargeable?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo. CR2025 lithium cells are single-use and must be replaced when depleted. Attempting to recharge a non-rechargeable lithium cell can cause leakage, swelling or rupture. Dispose of used cells at a battery recycling point.\u003c\/p\u003e","brand":"Energizer","offers":[{"title":"Default Title","offer_id":46075212497163,"sku":"S5311","price":1.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0729\/8993\/3835\/files\/S5311_1_a2e0aa27-b95d-4941-8a66-fb7c1fcd14f2.jpg?v=1730317901"},{"product_id":"energizer-cr2032-3v-lithium-coin-cell-battery-2-pack","title":"Energizer CR2032 3V Lithium Coin Cell Battery - 2 Pack","description":"\u003ch5\u003eDescription\u003c\/h5\u003e\n\u003cp\u003eThe Energizer CR2032 is a 3V lithium coin cell battery measuring 20mm in diameter and 3.2mm in height, supplied in a 2-pack blister. Each cell weighs 3 grams and provides a nominal 3V output across its discharge cycle, using lithium chemistry for a high energy-to-weight ratio and a shelf life extending to 2029 on current stock.\u003c\/p\u003e\n\u003cp\u003eCR2032 cells power a wide range of low-drain devices including car key fobs, garage door remotes, glucose monitors, digital thermometers, bathroom scales, fitness trackers, bike computers, hearing aids, LED candles, wireless doorbells and security system sensors. The 3V output and 20mm x 3.2mm form factor make the CR2032 one of the most commonly used coin cells worldwide, with broad compatibility across consumer electronics, medical devices and home security equipment.\u003c\/p\u003e\n\u003cp\u003eThe lithium composition allows the CR2032 to operate reliably across a temperature range from -30°C to +60°C, making it suitable for outdoor use in car remotes and wireless sensors as well as indoor applications. The cell designation CR2032 is standardised across manufacturers, so these Energizer cells are direct replacements for equivalent models labelled DL2032, ECR2032, BR2032, KCR2032 or SB-T15 in device manuals. Energizer lists the typical capacity at approximately 220-240mAh depending on load conditions.\u003c\/p\u003e\n\u003ch5\u003eSpecification\u003c\/h5\u003e\n\u003ctable class=\"spec_table\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight (KG)\u003c\/td\u003e\n\u003ctd\u003e0.01\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWidth (mm)\u003c\/td\u003e\n\u003ctd\u003e80\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeight (mm)\u003c\/td\u003e\n\u003ctd\u003e4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDepth (mm)\u003c\/td\u003e\n\u003ctd\u003e120\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery Range\u003c\/td\u003e\n\u003ctd\u003eEnergizer Specialist\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Size\u003c\/td\u003e\n\u003ctd\u003eCR2032\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Composition\u003c\/td\u003e\n\u003ctd\u003eLithium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch5\u003eFrequently Asked\u003c\/h5\u003e\n\u003cp\u003e\u003cstrong\u003eWhat devices use CR2032 batteries?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eCR2032 cells power car key fobs, garage door remotes, glucose monitors, fitness trackers, bike computers, bathroom scales, digital thermometers, hearing aids, LED candles, wireless doorbells, security sensors and motherboard CMOS backup. The 3V output and 20mm diameter make it the most common coin cell format in consumer electronics.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAre these compatible with DL2032 or BR2032?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. CR2032, DL2032, ECR2032, BR2032, KCR2032 and SB-T15 all refer to the same 20mm x 3.2mm lithium coin cell format. These Energizer CR2032 cells are direct replacements for any of those designations.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the shelf life?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eEnergizer prints a best-before date on the packaging. Current stock typically shows dates extending to 2029, indicating a shelf life of up to 10 years when stored at room temperature in the original sealed blister pack.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan they be used in outdoor devices?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. Lithium CR2032 cells operate reliably from -30°C to +60°C, making them suitable for outdoor use in car key fobs, wireless outdoor thermometers, bike computers and security sensors exposed to seasonal temperature variation.\u003c\/p\u003e","brand":"Energizer","offers":[{"title":"Default Title","offer_id":46075213086987,"sku":"S5312","price":1.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0729\/8993\/3835\/files\/S5312_1_46fc71de-0f99-4fc0-82e7-0d3fc7465e39.jpg?v=1730317905"},{"product_id":"jcb-lr44-super-alkaline-button-cell-batteries-2-pack","title":"JCB LR44 Super Alkaline Button Cell Batteries (2 Pack)","description":"\u003ch5\u003eDescription\u003c\/h5\u003e\n\u003cp\u003eThe JCB LR44 is a 1.5V alkaline button cell battery supplied in a 2-pack, designed for small electronic devices requiring compact, reliable power. The LR44 cell size (also known as AG13, A76, or 357 in some regions) measures 11.6mm diameter by 5.4mm height and delivers consistent voltage across the discharge curve, making it suitable for watches, calculators, car key fobs, fitness trackers, small toys, medical devices, laser pointers, and digital thermometers.\u003c\/p\u003e\n\u003cp\u003eThe alkaline chemistry provides longer shelf life and higher capacity than zinc-carbon equivalents, with typical storage life of 3-5 years when kept at room temperature. The two-cell pack suits households and workshops needing spare batteries for devices that use LR44 cells singly or in pairs, with each cell delivering approximately 150-200mAh capacity depending on load conditions.\u003c\/p\u003e\n\u003cp\u003eJCB's Super Alkaline range uses an improved electrolyte formulation designed to reduce internal resistance and maintain stable voltage output under moderate drain conditions. The cells operate across a temperature range of -10°C to 60°C, though performance drops at temperature extremes. The blister pack protects the cells from short-circuit during storage and transport, with each cell individually sealed until use.\u003c\/p\u003e\n\u003ch5\u003eSpecification\u003c\/h5\u003e\n\u003ctable class=\"spec_table\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight (KG)\u003c\/td\u003e\n\u003ctd\u003e0.01\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWidth (mm)\u003c\/td\u003e\n\u003ctd\u003e90\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeight (mm)\u003c\/td\u003e\n\u003ctd\u003e120\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDepth (mm)\u003c\/td\u003e\n\u003ctd\u003e5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery Range\u003c\/td\u003e\n\u003ctd\u003eJCB Specialist\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Size\u003c\/td\u003e\n\u003ctd\u003eLR44\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Composition\u003c\/td\u003e\n\u003ctd\u003eAlkaline\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch5\u003eFrequently Asked\u003c\/h5\u003e\n\u003cp\u003e\u003cstrong\u003eWhat devices use LR44 batteries?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eLR44 button cells power watches, calculators, car key fobs, fitness trackers, small LED torches, laser pointers, digital thermometers, glucometers, and many children's toys. Devices typically use one or two cells depending on required voltage.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAre LR44 batteries the same as AG13 or A76?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. LR44, AG13, A76, 357, and SR44 (silver oxide version) are all 11.6mm × 5.4mm button cells with 1.5V nominal voltage. The LR44 designation refers specifically to the alkaline chemistry variant, which is the most common and cost-effective type for everyday devices.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow long do these batteries last?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eShelf life is typically 3-5 years when stored at room temperature. In-device lifespan depends on current draw — a watch may run 1-2 years on a single LR44, while a high-drain device like an LED torch may deplete the cell in days or weeks of active use.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I use rechargeable LR44 equivalents?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eRechargeable LR44-size cells exist but deliver 1.2V rather than 1.5V, which may cause issues in devices designed for alkaline voltage. Most users replace LR44 cells with new alkaline cells rather than recharging due to the small capacity and low cost of disposable versions.\u003c\/p\u003e","brand":"JCB","offers":[{"title":"Default Title","offer_id":46075219181835,"sku":"S5344","price":1.49,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0729\/8993\/3835\/files\/S5344_1_23b0edff-ba09-4f69-a81d-68f1fcecb129.jpg?v=1730317941"},{"product_id":"jcb-cr2016-3v-lithium-coin-cell-battery","title":"JCB CR2016 3V Lithium Coin Cell Battery","description":"\u003ch5\u003eDescription\u003c\/h5\u003e\n\u003cp\u003eThe JCB CR2016 is a 3V lithium coin cell battery measuring 20mm in diameter and 1.6mm thick, designed for small electronic devices that require compact, reliable power. The lithium chemistry provides stable voltage output across the battery's life, making it suitable for watches, car key fobs, calculators, fitness trackers, medical devices and remote controls that use CR2016 cells.\u003c\/p\u003e\n\u003cp\u003eLithium coin cells hold their charge for extended periods when unused, typically retaining 90% or more of their capacity after several years in storage. This makes the CR2016 a practical spare to keep in a drawer for emergency key fob or watch battery replacements. The cell fits standard CR2016 battery compartments without modification and works across a wide temperature range, maintaining performance in both cold and warm conditions.\u003c\/p\u003e\n\u003cp\u003eJCB batteries are manufactured to IEC standards and tested for consistency in voltage output and capacity. The single-pack blister card protects the cell from short-circuiting during storage and transport, with the battery isolated from other metal objects until it's removed for use. The 3V output is standard for CR2016 cells, compatible with all devices designed to run on this battery type.\u003c\/p\u003e\n\u003ch5\u003eSpecification\u003c\/h5\u003e\n\u003ctable class=\"spec_table\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight (KG)\u003c\/td\u003e\n\u003ctd\u003e0.01\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWidth (mm)\u003c\/td\u003e\n\u003ctd\u003e90\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeight (mm)\u003c\/td\u003e\n\u003ctd\u003e120\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDepth (mm)\u003c\/td\u003e\n\u003ctd\u003e2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery Range\u003c\/td\u003e\n\u003ctd\u003eJCB Specialist\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Size\u003c\/td\u003e\n\u003ctd\u003eCR2016\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Composition\u003c\/td\u003e\n\u003ctd\u003eLithium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch5\u003eFrequently Asked\u003c\/h5\u003e\n\u003cp\u003e\u003cstrong\u003eWhat devices use CR2016 batteries?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eCR2016 cells power watches, car key fobs, calculators, small remote controls, fitness trackers, glucose monitors and other compact electronics. Check your device's battery compartment or manual to confirm the correct cell size before purchasing.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat's the difference between CR2016 and CR2032?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eBoth are 20mm diameter lithium coin cells at 3V, but the CR2032 is 3.2mm thick compared to the CR2016's 1.6mm. The thicker CR2032 has roughly double the capacity. They are not interchangeable — use only the size specified by your device.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow long does a CR2016 last?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eBattery life depends on the device's power draw. In a watch the CR2016 typically lasts 2-3 years. In a car key fob with regular use, expect 1-2 years. Devices with backlights or frequent transmissions drain the battery faster than low-power devices like calculators.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I store spare CR2016 batteries?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. Lithium coin cells have a shelf life of 5-10 years when stored in their blister packaging at room temperature. Keep them away from metal objects that could create a short circuit across the terminals.\u003c\/p\u003e","brand":"JCB","offers":[{"title":"Default Title","offer_id":46075219476747,"sku":"S5345","price":1.49,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0729\/8993\/3835\/files\/S5345_1_2fa2a4bc-1093-465d-bf94-a0af02c67db8.jpg?v=1730317944"},{"product_id":"jcb-cr2025-3v-lithium-coin-cell-battery-single-pack","title":"JCB CR2025 3V Lithium Coin Cell Battery - Single Pack","description":"\u003ch5\u003eDescription\u003c\/h5\u003e\n\u003cp\u003eThe JCB CR2025 is a 3V lithium coin cell battery measuring 20mm in diameter and 2.5mm thick, designed for watches, car key fobs, calculators, fitness trackers, medical devices and small electronics requiring compact power. The lithium chemistry provides stable voltage across the discharge curve, maintaining consistent device performance until the cell is depleted.\u003c\/p\u003e\n\u003cp\u003eSingle-cell CR2025 batteries suit devices with intermittent low-draw power requirements rather than continuous high-drain applications. Typical use cases include CMOS backup power in motherboards, real-time clock circuits, wireless door sensors, laser pointers and LED keyring lights. The 3V output matches the requirements of most CR2025-specified devices without needing voltage regulation.\u003c\/p\u003e\n\u003cp\u003eJCB lithium cells carry an extended shelf life of several years when stored at room temperature, making them suitable for spare stock in toolkits, emergency kits and maintenance supplies. The leak-resistant seal prevents corrosion of device contacts during storage and use. The battery ships in blister-pack retail packaging with a single cell per pack.\u003c\/p\u003e\n\u003ch5\u003eSpecification\u003c\/h5\u003e\n\u003ctable class=\"spec_table\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight (KG)\u003c\/td\u003e\n\u003ctd\u003e0.01\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWidth (mm)\u003c\/td\u003e\n\u003ctd\u003e90\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeight (mm)\u003c\/td\u003e\n\u003ctd\u003e120\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDepth (mm)\u003c\/td\u003e\n\u003ctd\u003e2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery Range\u003c\/td\u003e\n\u003ctd\u003eJCB Specialist\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Size\u003c\/td\u003e\n\u003ctd\u003eCR2025\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Composition\u003c\/td\u003e\n\u003ctd\u003eLithium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch5\u003eFrequently Asked\u003c\/h5\u003e\n\u003cp\u003e\u003cstrong\u003eWhat devices use CR2025 batteries?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eCR2025 cells power watches, car key fobs, calculators, fitness trackers, motherboard CMOS circuits, wireless door sensors, medical glucose monitors, laser pointers and LED keyring lights. Any device marked CR2025 on the battery compartment or manual accepts this cell size.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I use CR2025 instead of CR2032?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo. Both are 3V lithium and 20mm diameter, but CR2032 is 3.2mm thick while CR2025 is 2.5mm thick. A CR2025 will not make contact in a CR2032 compartment, and forcing a CR2032 into a CR2025 slot can damage the device.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow long does the battery last?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eRuntime depends on device current draw. In a watch or calculator with intermittent low draw, a CR2025 typically lasts 2-3 years. In higher-draw devices like fitness trackers or wireless sensors, expect 6-12 months.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the shelf life?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eJCB lithium coin cells carry a shelf life of several years when stored at room temperature in the original blister pack. Check the date code on the packaging for the specific expiry.\u003c\/p\u003e","brand":"JCB","offers":[{"title":"Default Title","offer_id":46075220459787,"sku":"S5346","price":1.49,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0729\/8993\/3835\/files\/S5346_1_d5ee4dc2-467e-4420-9096-ecb946af6393.jpg?v=1730317948"},{"product_id":"jcb-cr2032-3v-lithium-coin-cell-battery-single-pack","title":"JCB CR2032 3V Lithium Coin Cell Battery - Single Pack","description":"\u003ch5\u003eDescription\u003c\/h5\u003e\n\u003cp\u003eThe JCB CR2032 is a 3V lithium coin cell battery measuring 20mm in diameter and 3.2mm thick, designed to power car key fobs, watches, fitness trackers, calculators, medical devices and motherboard CMOS backup. The lithium chemistry provides stable voltage output across the battery's discharge cycle, maintaining consistent performance in low-drain devices.\u003c\/p\u003e\n\u003cp\u003eCR2032 cells are the most widely used coin cell format in consumer electronics, fitting the majority of key fobs for cars manufactured from the mid-1990s onwards, digital watches, bicycle computers, glucose meters and home security remotes. The battery sits in a circular holder with the positive terminal facing up, marked by the '+' symbol visible on the battery face.\u003c\/p\u003e\n\u003cp\u003eJCB CR2032 cells are built with leak-resistant seals to protect the device terminals and circuitry during storage and use. The lithium composition gives the battery a shelf life of several years when stored at room temperature, making it practical to keep spares on hand for emergency replacement. Each battery is individually blister-packed to maintain charge until needed.\u003c\/p\u003e\n\u003ch5\u003eSpecification\u003c\/h5\u003e\n\u003ctable class=\"spec_table\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight (KG)\u003c\/td\u003e\n\u003ctd\u003e0.01\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWidth (mm)\u003c\/td\u003e\n\u003ctd\u003e90\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeight (mm)\u003c\/td\u003e\n\u003ctd\u003e120\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDepth (mm)\u003c\/td\u003e\n\u003ctd\u003e2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery Range\u003c\/td\u003e\n\u003ctd\u003eJCB Specialist\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Size\u003c\/td\u003e\n\u003ctd\u003eCR2032\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Composition\u003c\/td\u003e\n\u003ctd\u003eLithium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch5\u003eFrequently Asked\u003c\/h5\u003e\n\u003cp\u003e\u003cstrong\u003eWhat devices use CR2032 batteries?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eCR2032 cells power car key fobs, digital watches, fitness trackers, bicycle computers, calculators, motherboard CMOS backup, glucose meters, bathroom scales, LED tea lights and many small remote controls. If your device specifies a CR2032, this battery is a direct replacement.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow long does a CR2032 last?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eBattery life depends on the device's power draw. In a car key fob with typical use (10-20 button presses per day), a CR2032 typically lasts 2-4 years. In a watch or low-power device, it may last 5-10 years. Shelf life when unused is typically 7-10 years.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I use this in place of other coin cell sizes?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo. CR2032 refers to the specific 20mm diameter, 3.2mm thickness format. Other common sizes include CR2025 (2.5mm thick) and CR2016 (1.6mm thick). Using the wrong size risks poor contact or damage to the battery holder.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow do I know which side is positive?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe larger flat face of the battery marked with '+' and the model number (CR2032) is the positive terminal. The smaller face with the manufacturer's name around the edge is the negative terminal. In most devices, the positive side faces up when installed.\u003c\/p\u003e","brand":"JCB","offers":[{"title":"Default Title","offer_id":46075220623627,"sku":"S5347","price":1.49,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0729\/8993\/3835\/files\/S5347_1_e03a14ff-a2bf-4926-94e5-e073464742a5.jpg?v=1730317951"},{"product_id":"energizer-379-silver-oxide-button-cell-batteries-10-pack","title":"Energizer 379 Silver Oxide Button Cell Batteries (10 Pack)","description":"\u003ch5\u003eDescription\u003c\/h5\u003e\n\u003cp\u003eThe Energizer 379 is a 1.55V silver oxide button cell battery supplied in a 10-pack. The battery measures 24mm diameter by 5mm height and uses silver oxide chemistry to deliver stable voltage output across the battery's discharge cycle, making it suitable for devices that require consistent power rather than tolerance for voltage drop.\u003c\/p\u003e\n\u003cp\u003eDesigned for watches, keyless entry systems, medical devices such as glucose meters and hearing aids, compact calculators and digital thermometers, the 379 maintains a flat discharge curve until the battery is nearly depleted. This contrasts with alkaline button cells, which show gradual voltage decline from the start. The stable output means devices calibrated to operate within a narrow voltage range continue to function correctly throughout the battery's life.\u003c\/p\u003e\n\u003cp\u003eThe leak-resistant construction reduces the risk of battery leakage damaging device internals, particularly relevant in watches and medical equipment where replacement intervals can extend to several years. The extended shelf life when stored at room temperature means the batteries remain usable for several years after purchase, allowing bulk buying without concern for degradation in storage. Each cell is individually marked with the 379 designation and positive terminal indicator for correct installation orientation.\u003c\/p\u003e\n\u003ch5\u003eSpecification\u003c\/h5\u003e\n\u003ctable class=\"spec_table\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight (KG)\u003c\/td\u003e\n\u003ctd\u003e0.01\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWidth (mm)\u003c\/td\u003e\n\u003ctd\u003e5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeight (mm)\u003c\/td\u003e\n\u003ctd\u003e24\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDepth (mm)\u003c\/td\u003e\n\u003ctd\u003e24\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery Range\u003c\/td\u003e\n\u003ctd\u003eEnergizer Specialist\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Size\u003c\/td\u003e\n\u003ctd\u003e379\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Composition\u003c\/td\u003e\n\u003ctd\u003eSilver Oxide\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch5\u003eFrequently Asked\u003c\/h5\u003e\n\u003cp\u003e\u003cstrong\u003eWhat devices use a 379 battery?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe 379 is commonly used in analogue and digital watches, keyless entry fobs for cars and gates, medical devices including glucose meters and hearing aids, compact calculators and digital thermometers. Any device specifying a 379, SR521SW or AG0 battery will accept this cell.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I use an alkaline equivalent instead?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eAlkaline button cells of the same physical size exist but deliver declining voltage from the start of their discharge cycle. Devices calibrated for silver oxide's stable 1.55V output may malfunction or show inaccurate readings if powered by an alkaline alternative, particularly medical devices and precision watches.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow long do these batteries last in storage?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eSilver oxide button cells maintain charge for several years when stored at room temperature in their original packaging. The exact shelf life depends on storage conditions, but Energizer specialist batteries typically retain usable charge for 3-5 years from manufacture date when kept dry and away from extreme temperatures.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAre these batteries rechargeable?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo. The 379 is a primary (single-use) battery. Attempting to recharge a silver oxide button cell can cause leakage, rupture or venting. Once depleted, the battery should be disposed of according to local battery recycling regulations.\u003c\/p\u003e","brand":"Energizer","offers":[{"title":"Default Title","offer_id":46075226423563,"sku":"S56","price":1.49,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0729\/8993\/3835\/files\/S56_1_a46b8af1-22b5-4a78-9a43-5f0e752264b9.jpg?v=1730318053"},{"product_id":"duracell-d376-377-silver-oxide-button-cell-battery-1-pack","title":"Duracell D376\/377 Silver Oxide Button Cell Battery (1 Pack)","description":"\u003ch5\u003eDescription\u003c\/h5\u003e\n\u003cp\u003eThe Duracell D376\/377 is a 1.5V silver oxide button cell battery sold as a single unit in blister packaging. The battery measures 6.8mm in diameter and 2.6mm thick, fitting devices that specify SR626, SR626SW, V376, V377 or equivalent codes. Silver oxide chemistry provides stable voltage output throughout the discharge cycle, which matters for precision devices that require consistent power rather than gradually declining voltage.\u003c\/p\u003e\n\u003cp\u003eDesigned for wristwatches, electronic calculators, digital thermometers, small hearing aids and electronic toys, the 376\/377 works in any device with a matching button cell compartment. The battery sits in a recessed holder inside the device, typically accessed via a small screwdriver slot or twist-open back panel. Installation polarity is marked on both the battery and the device compartment (positive side up in most cases).\u003c\/p\u003e\n\u003cp\u003eSilver oxide cells deliver higher energy density than alkaline equivalents and maintain voltage stability down to the final stages of discharge, which prevents the slow-down or dimming that occurs with alkaline cells as they deplete. The sealed construction prevents leakage under normal use. Shelf life is approximately 3-5 years when stored at room temperature in the original packaging.\u003c\/p\u003e\n\u003ch5\u003eSpecification\u003c\/h5\u003e\n\u003ctable class=\"spec_table\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight (KG)\u003c\/td\u003e\n\u003ctd\u003e0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWidth (mm)\u003c\/td\u003e\n\u003ctd\u003e84\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeight (mm)\u003c\/td\u003e\n\u003ctd\u003e119\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDepth (mm)\u003c\/td\u003e\n\u003ctd\u003e6.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery Range\u003c\/td\u003e\n\u003ctd\u003eDuracell Specialist\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Size\u003c\/td\u003e\n\u003ctd\u003eD377\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Composition\u003c\/td\u003e\n\u003ctd\u003eSilver Oxide\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch5\u003eFrequently Asked\u003c\/h5\u003e\n\u003cp\u003e\u003cstrong\u003eIs the 376 the same as the 377?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. The 376 and 377 are the same physical cell with the same voltage and capacity. The different codes refer to minor variations in silver oxide chemistry (376 is standard drain, 377 is high drain), but both work interchangeably in most devices. Duracell packages this as a dual-code product to cover both compatibility requirements.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat devices use this battery?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eCommon applications include analogue and digital wristwatches, pocket calculators, digital thermometers, small LED torches, car key fobs, electronic kitchen timers and certain hearing aid models. Check the device's battery compartment or manual for the specific code (SR626, V376, V377 or equivalent).\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow long does the battery last?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eBattery life depends on the device's power draw. In a typical analogue wristwatch the 376\/377 lasts 2-3 years. In higher-drain devices like digital watches with backlights or calculators with frequent use, expect 1-2 years. Shelf life before installation is approximately 3-5 years.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I use an alkaline equivalent instead?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eAlkaline button cells (such as LR626) physically fit the same compartment but provide lower voltage stability and shorter runtime. Silver oxide is recommended for precision devices like watches and medical instruments where consistent voltage matters. Alkaline equivalents work but may cause time-keeping drift or premature low-battery warnings.\u003c\/p\u003e","brand":"Duracell","offers":[{"title":"Default Title","offer_id":46075226521867,"sku":"S5706","price":1.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0729\/8993\/3835\/files\/S5706_1_08134a21-abba-4b46-9925-f36d6768fd71.jpg?v=1730318066"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0729\/8993\/3835\/collections\/New_menu_images_8.png?v=1782899796","url":"https:\/\/niori.co.uk\/collections\/coin-button-cell-batteries.oembed?page=2","provider":"Niori","version":"1.0","type":"link"}