The Fenix 21700 Rechargeable Battery (ARB-L21-5000) is a Premium Quality High Capacity 21700, 5000mAh Lithium - ion battery specifically designed for high intensity flashlight use and is the perfect companion for Fenix 21700 powered lights.
The Fenix 21700 Rechargeable Battery + USB (ARB-L21-5000U) is a Premium Quality High Capacity 21700, 5000mAh USB-C rechargeable Lithium - ion battery specifically designed for high intensity flashlight use and is the perfect companion for Fenix 21700 powered lights.
The Fenix ALF-18 18650/21700 Adaptor allows the use of 18650 batteries in 21700 battery powered torches. Made from PC and ABS plastics this adapter is the size of a 21700 battery and its internal bore fits the smaller 18650 battery. The adapter features copper plated contacts for excellent conductivity.
Established in 1977
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