TrustFire 18650 3.7V "3000mAh" Protected Rechargeable Li-ion Batteries (2 PCS)
Voltage: 3.7V - Capacity: 3000mAh - Built-in PCB protection board The TrustFire protected 18650 rechargeable Lithium battery is equipped with a protection circuit board (PCB) on the negative pole. The PCB can protect the battery from overcharge over-discharging overload and short circuit which can make the battery safer and longer lifespan. The battery is environment friendly and perfect for super bright flash and other devices.