UltraFire 18650 3.7V 2600mAh Lithium Batteries (2-Pack)
The UltraFire BRC 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. - 100% brand new - Lithium Ion 18650 cylindrical rechargeable batteries - Lighting or other device needing 3.7V power