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| LIR1220 | BR1220 | |
|---|---|---|
| Size | About as wide as a shirt button | About as wide as a shirt button Same |
| Thickness | As thick as 3 credit cards stacked | As thick as 3 credit cards stacked Same |
| Power | 3.6 volts | 3 volts |
| Kind | Rechargeable coin battery | Coin battery |
Lasts longer: BR1220 (about 250% longer)
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No. They give different amounts of power (3.6 volts vs 3 volts). The wrong one can damage your device or simply won’t work.
No. They give different amounts of power (3.6 volts vs 3 volts). The wrong one can damage your device or simply won’t work.
BR1220 (about 250% longer).
| LIR1220 | BR1220 | |
|---|---|---|
| Diameter | 12.5 mm | 12.5 mm |
| Height | 2.0 mm | 2.0 mm |
| Nominal voltage | 3.6V | 3.0V |
| Typical capacity | 10 mAh | 35 mAh |
| Chemistry | Lithium-ion rechargeable | Lithium carbon monofluoride |
| Shelf life | 3 yrs | 10 yrs |
| Operating temp | -20 to 60 °C | -30 to 85 °C |