Fenix ARB-L16 700UP USB Rechargeable Li-ion 16340 Battery

The ARB-L16 700UP battery is the newest 16340 battery by Fenix designed for heavy load discharge products like our Fenix E18R. This battery can be charged via its own USB port or with a compatible Fenix charger. The ARB-700UP has a built-in multilevel protection circuit and is covered with a riveted steel hat, the battery is fully covered with the steel shell greatly reducing the potential risk of short circuit caused by collision or impact.


** Please note micro-USB charge cord sold separately


In stock


  • Micro USB charging port lets you charge the battery directly
  • Heavy load discharge: 3.5C high rate discharge; 2.5A stable output
  • Protection Circuit in the Anode to prevent short circuit
  • Multiple layers of protection
  • 500 charge cycles can be expected from a properly maintained battery.
  • Fully covered with a riveted steel shell for impact resistance
  • Over charge, discharge, short circuit, and over heating protection
  • Heavy load discharge to match our Fenix E18R turbo draw



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