Fenix ​​ARB-L21 V2.0 Battery (21700 5000mAh 3.6V)

The Fenix ​​ARB L21 V2.0 is a rechargeable 21700 lithium-ion battery with a capacity of 5000 mAh and 3.6 V, suitable for powerful flashlights and devices with high power consumption. Its advanced design and multiple protections ensure safe use and a long lifespan. No memory effect, allowing for intermediate charging without loss of capacity. A steel housing and pressure valves provide additional protection against short circuits and mechanical damage. The recommended charging current is 2 A for optimal performance.