A black Fenix ALF-18 battery adapter designed to convert 18650 batteries to fit 21700 flashlights.
Fenix ALF-18 battery adapter with battery
Fenix ALF-18 battery adapter with battery
Fenix ALF-18 battery adapter with graphics showing its features
Fenix ALF-18 battery adapter in packaging
A black Fenix ALF-18 battery adapter designed to convert 18650 batteries to fit 21700 flashlights.
Fenix ALF-18 battery adapter with battery
Fenix ALF-18 battery adapter with battery
Fenix ALF-18 battery adapter with graphics showing its features
Fenix ALF-18 battery adapter in packaging

Fenix ALF-18 Battery Adapter

$5.95
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  • Backed by the Fenix Limited Lifetime Warranty
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compatible accessories

Want to use your rechargeable 18650 batteries in your 21700 flashlights? No problem, with the ALF-18 Battery holder. Slide your 18650 battery inside the ALF-18 battery holder sleeve, and your battery will now be the size of a 21700, so you can use it quickly and effortlessly in your flashlight.

  • PC + ABD Materials
  • Copper Plated Positive Contact
  • Size: 2.41" x 0.85"
  • Weight: 0.22 Ounces
  • Fenix ALF-18 Battery Adapter
  • BATTERY NOT INCLUDED