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- Brand: Samsung SDI
- Model: 25R
- Size: 18650
- Chemistry: INR
- Nominal Capacity: 2500mAh
- Nominal Voltage: 3.6V
- Maximum Voltage: 4.2V
- Discharge: 20A Max Continuous
- Positive: Flat
- Protected: NO, UNPROTECTED
- Rechargeable: Yes
- Dimensions: 18.22mm x 64.80mm
- Weight: 43.71g
