Home › Coin cells › CR1220
CR1220 battery
CR1220: 3 V lithium coin cell, 12.5 mm × 2 mm, about 40 mAh (120 mWh). Same battery: DL1220, ECR1220.
3 Vvoltage
12.5 mmdiameter, 0.49 in
2 mmthick, 0.079 in
≈ 40 mAhcapacity
CR1220: what to know
- It is 12.5 mm wide, the same diameter as the CR1216 and CR1225, but 2.0 mm thick.
CR1220 equivalents
DL1220ECR1220
- BR1220: same size, BR chemistry (check the device allows it)
Can I use another battery instead of a CR1220?
| Battery | Size | Volts | Works? | Why |
|---|---|---|---|---|
| CR1216 | 12.5 mm × 1.6 mm | 3 V | Short-term | 0.4 mm thinner: may sit loose; fine short-term. |
| CR1225 | 12.5 mm × 2.5 mm | 3 V | No | 0.5 mm thicker: will not fit. |
What uses a CR1220 battery?
- Laser pointers
- Camera clock (CMOS) backup
- Small LED lights
- Some car keys
Guides: laser pointer
Code: C = lithium, R = round, 12 = 12.5 mm wide, 20 = 2 mm thick. Same width: CR1216, CR1225.