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| LIR1220 | LIR1248 | |
|---|---|---|
| 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 6 credit cards stacked |
| Power | 3.6 volts | 3.7 volts |
| Kind | Rechargeable coin battery | Rechargeable coin battery |
Lasts longer: LIR1248 (about 350% longer)
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No. They’re the same width and power, but LIR1220 is thinner. It may wobble a little and runs out about 78% sooner. LIR1248 is too thick to fit where LIR1220 goes.
In a pinch. They’re the same width and power, but LIR1220 is thinner. It may wobble a little and runs out about 78% sooner. LIR1248 is too thick to fit where LIR1220 goes.
LIR1248 (about 350% longer).
| LIR1220 | LIR1248 | |
|---|---|---|
| Diameter | 12.5 mm | 12.5 mm |
| Height | 2.0 mm | 4.8 mm |
| Nominal voltage | 3.6V | 3.7V |
| Typical capacity | 10 mAh | 45 mAh |
| Chemistry | Lithium-ion rechargeable | Lithium-ion rechargeable |
| Shelf life | 3 yrs | 3 yrs |
| Operating temp | -20 to 60 °C | -20 to 60 °C |