Important: battery only can ship inside the flashlight.
1. High Drain IMR26650 Li-ion Rechargeable Battery UH2652
2. Typical Capacity: 5200mAh
3. Normal Voltage: 3.7V
4. Charge Method: constant voltage with limited current
5. Standard Charge Current: 2000mA
6. Fast Charge Current: 4000mA
7. Max. Plus Discharge Current: 30.0A
8. Max. Constant Discharge Current: 15.0A
9. 4.2 volts full charged voltage and 2.5 volts discharge cut off voltage
10. High charge and discharge currents reduce cycle life.