BL1826U 18650 2600mAh Rechargeable Li-ion Battery
✅ 2600mAh High Capacity
✅ Micro-USB Charging Port
✅ 500-cycle charging and discharging
✅ Built-in Intelligent Protection Circuit
✅ Steel Shell Riveting Processing Technology
✅ Suitable for Cyansky P20, Cyansky K3, Cyansky P25, Cyansky K3-I8, Cyansky H3, Cyansky H5 flashlight and Cyansky HS6R headlamp