Rechargeable protected 3400mAH battery, which is compatible with most flashlights and other electronic devices powered by a 18650 Li-ion battery.
- Capacity: 3400mAh
- Voltage: 3.7V
- Max current: 6A
- Weight: about 48g
- Charge cycles: about 500 time
- Fits the E-10, L-50 and P26 flashlights