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| CR1220 | 6220 | |
|---|---|---|
| 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 volts | 3 volts Same |
| Kind | Coin battery | Coin battery |
Lasts longer: Same
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Yes. CR1220 and 6220 are two names for the exact same battery. Use either one.
Yes. CR1220 and 6220 are two names for the exact same battery. Use either one.
They last about the same.
| CR1220 | 6220 | |
|---|---|---|
| Diameter | 12.5 mm | 12.5 mm |
| Height | 2.0 mm | 2.0 mm |
| Nominal voltage | 3.0V | 3.0V |
| Typical capacity | 38 mAh | 38 mAh |
| Chemistry | Lithium manganese dioxide | Lithium manganese dioxide |
| Shelf life | 10 yrs | 10 yrs |
| Operating temp | -30 to 60 °C | -30 to 60 °C |