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Fenix ARB-L2S 3400 mAh 18650 Battery

Retail: $24.95
Your Price: $21.95
(You save $3.00)
Brand: Fenix
Shipping: Calculated at checkout

Product Description

Fenix has renamed this battery to "ARB-L2-3400"

One battery per package

This new 18650 battery is specifically designed for high-drain devices.



  • 3400 mAh high-capacity battery with outstanding performance
  • Three sets of over-heat protection
  • Built-in over charge and over discharge protection circuit ensure the max performance of the battery
  • Unique structural design for better impact resistance
  • 37.5% increase in runtime in the TK75 in high mode (test comparing runtime in the Fenix ARB-L2 2600 mAh battery and the ARB-L2S 3400 mAh battery)
  • 500 Charge Cycles (A properly maintained ARB-L2S battery is designed to retain up to 70% of its original capacity at 500 full charge and discharge cycles)
  • Built-in over charge and over discharge protection circuit to ensure the maximum performance of the battery
  • Compact design, suitable for various high-intensity flashlights
  • No battery memory effect, negligible self-discharge


Technical Parameters:

  • Model ARB-L2S
  • Capacity:  3400 mAh
  • Voltage: 3.6V
  • Charging Current: Recommended 1A, maximum 2A
  • Weight: 49g
  • Size:  Diameter 18.5mm, Height 68 mm
  • Warranty Period:  12-month free warranty period from purchase date


Battery Handling:

  • Do not expose the battery to heat or throw it into water
  • Observe the plus (+) and minue (-) marks on the battery and ensure correct use
  • After extended periods of storage, it may be necessary to charge the battery to obtain maximum performance every three months
  • Keep the battery out of the reach of children.  Seek medical advice immediately if the battery has been swallowed