Fenix ARB-L37-12000 Battery for LR40R


Fenix ARB-L37-12000 Li-ion battery for Fenix LR40R flashlight.

The Fenix ARB-L37-12000 li-ion battery is compatible with the Fenix LR40R flashlight. It features a built-in circuit for protection against over-charging, over-discharging and over-heating. 


  • Do not expose the battery to hear or throw it into water
  • Do not subject the battery to mechanical shock
  • Do not short circuit the battery
  • Charge the battery in the proper charging condition
  • The ambient temperature should not be over 60ºC
  • 12000mAh capacity
  • 3.6V
  • 43.2Wh
  • Rechargeable li-ion with built-in protection circuit
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