Fenix ARB-L18-4000U High-Capacity USB Rechargeable 18650 Battery - 4000mAh
Fenix ARB-L18-4000U High-Capacity USB Rechargeable 18650 Battery - 4000mAh
Fenix ARB-L18-4000U High-Capacity USB Rechargeable 18650 Battery - 4000mAh
Fenix ARB-L18-4000U High-Capacity USB Rechargeable 18650 Battery - 4000mAh
Fenix ARB-L18-4000U High-Capacity USB Rechargeable 18650 Battery - 4000mAh
Fenix ARB-L18-4000U High-Capacity USB Rechargeable 18650 Battery - 4000mAh
Fenix ARB-L18-4000U High-Capacity USB Rechargeable 18650 Battery - 4000mAh
Fenix ARB-L18-4000U High-Capacity USB Rechargeable 18650 Battery - 4000mAh
Fenix ARB-L18-4000U High-Capacity USB Rechargeable 18650 Battery - 4000mAh
Fenix ARB-L18-4000U High-Capacity USB Rechargeable 18650 Battery - 4000mAh
Fenix ARB-L18-4000U High-Capacity USB Rechargeable 18650 Battery - 4000mAh
Fenix ARB-L18-4000U High-Capacity USB Rechargeable 18650 Battery - 4000mAh

Fenix ARB-L18-4000U High-Capacity USB Rechargeable 18650 Battery - 4000mAh

Regular price$25.95
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The Fenix ARB-L18-4000U High-Capacity 18650 Battery boasts a built-in USB-C charging port and a top-of-the-line 4000mAh rating, ensuring, convenience, top-notch performance, and dependability. With built-in safeguards such as short-circuit prevention and multiple protective layers, along with a button-top design perfect for various Fenix LED flashlights, this rechargeable battery series is the ideal option for superior lighting capabilities. The Built-in USB-C charging ports means that you don't need anything more than a charging cable to get going, not external battery charger needed.

Note: This item is packaged and priced as one battery. 

Shipping Note: Lithium ion batteries cannot be shipped via expedited shipping service due to shipping carrier restrictions. Orders that include lithium ion batteries that aren't included in lights they are meant to power will be shipped via UPS or USPS ground service. 

  • Fenix ARB-L18-4000UmAh Rechargeable 18650 Battery
  • Built-in USB Type-C charging port
  • Button-Top Design
  • Protection circuit built in the anode with a steel hat by riveting process
  • Steel shell eliminates the risk of short circuit caused by collision and impact
  • Pressure Relief Vent: Expels waste gas generated by internal short circuit
  • Expelling waste gas prevents a cell from inflating or exploding
  • Three Sets of Over-Heat Protection: Over-charge protection and over-discharge protection Short-circuit protection Overheating protection
  • 500 Charge Cycles: A properly maintained ARB-L18 battery is designed to retain up to 75% of its original capacity at 500 full charge and discharge cycles. 
  • Fenix ARB-L18-4000U Rechargeable 4000mAh 18650 Battery