WhichBatteryDoesItUse

Which battery does it use?

Type the code printed on your old battery, such as 377, LR44 or CR2032, to see every equivalent code, its exact size and which batteries can and cannot replace it.

Most searched battery sizes

Battery	Also called	Size	Volts
CR2032	DL2032, 5004LC, 2032	20 mm × 3.2 mm	3 V
LR44	AG13, A76, 357	11.6 mm × 5.4 mm	1.5 V
SR626SW	377, 376, AG4	6.8 mm × 2.6 mm	1.55 V
CR2025	DL2025, 5003LC	20 mm × 2.5 mm	3 V
CR2016	DL2016, DL2016B	20 mm × 1.6 mm	3 V
CR2450	DL2450, 5029LC	24.5 mm × 5 mm	3 V
CR1632	DL1632	16 mm × 3.2 mm	3 V
LR41	AG3, 192, 392	7.9 mm × 3.6 mm	1.5 V
A23	23A, MN21	10.3 mm × 28.5 mm	12 V
CR123A	DL123A, 123, 123A	17 mm × 34.5 mm	3 V
9V	1604A, 522	48.5 mm × 26.5 mm × 17.5 mm	9 V
Size 312	312A	7.9 mm × 3.6 mm	1.45 V

What battery does it take?

Key fob battery by car make

Size charts

Coin cell size chart: every 3 V lithium CR size, 9.5 mm to 30 mm.
Button cell cross-reference: watch and calculator batteries, SR / LR / AG / three-digit codes.
AA, AAA, C, D, 9V and lithium sizes, with dimensions and capacities.
Hearing aid battery sizes and colour codes.
Every battery code A–Z.

Common mix-ups