Coin Batteries Chart

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Coin/Button Cell Chart

🪙 Coin/Button Cell Chart

Common coin and button cell batteries with specifications

Model	Chemistry	Voltage	Capacity	Diameter (mm)	Height (mm)	Common Use
CR2032	Lithium	3.0V	225 mAh	20.0	3.2	CMOS, watches, key fobs
CR2025	Lithium	3.0V	165 mAh	20.0	2.5	Remotes, calculators
CR2016	Lithium	3.0V	90 mAh	20.0	1.6	Watches, thin remotes
CR2450	Lithium	3.0V	620 mAh	24.5	5.0	Medical devices, sensors
CR1632	Lithium	3.0V	140 mAh	16.0	3.2	Car remotes
CR1620	Lithium	3.0V	78 mAh	16.0	2.0	Key fobs, small devices
CR1220	Lithium	3.0V	40 mAh	12.5	2.0	Watches, small electronics
CR927	Lithium	3.0V	30 mAh	9.5	2.7	LED throwies, small lights
LR44	Alkaline	1.5V	150 mAh	11.6	5.4	Toys, calculators, lasers
SR44 (357)	Silver Oxide	1.55V	175 mAh	11.6	5.4	Watches, meters
LR1130	Alkaline	1.5V	70 mAh	11.6	3.1	Watches, thermometers
SR626SW (377)	Silver Oxide	1.55V	28 mAh	6.8	2.6	Watches
SR621SW (364)	Silver Oxide	1.55V	23 mAh	6.8	2.1	Watches
SR927W (399)	Silver Oxide	1.55V	55 mAh	9.5	2.7	Watches
LR41 (392)	Alkaline	1.5V	32 mAh	7.9	3.6	Thermometers, toys
CR2477	Lithium	3.0V	1000 mAh	24.5	7.7	Industrial, IoT sensors
ML2032	Li-ion (rechg)	3.0V	65 mAh	20.0	3.2	CMOS backup (rechargeable)
LIR2032	Li-ion (rechg)	3.6V	40 mAh	20.0	3.2	Rechargeable replacement

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