Fenix ​​ALF-18 Battery Pack

The Fenix ​​ALF 18 adapter allows you to use an 18650 battery instead of a 21700 battery in selected Fenix ​​flashlights. Simply insert the 18650 cell into the adapter and then into the flashlight without any modifications to the design. Made of high-quality PC and ABS plastic with a copper plating on the positive terminal for optimal conductivity. Compatible with button-top and flat-top 18650 batteries and suitable for models including the HT18, TK22 V2.0, TK22 EU, PD36R, TK16 V2.0, and PD40R V2.0.