The Fenix ARB-L18-4000U High-Capacity 18650 Battery boasts a built-in USB-CÂ 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.
* Please note that this battery is not compatible with the following lights: PD32 V2.0, PD35 V3.0, TK35UE V2.0, HM60R, HM61R V2.0, BC30 V2.0
Battery Measurement:
- Size:Â Length: 2.83" (72mm)
- Diameter: 0.74" (18.75mm)
Specifications:
- Fenix ARB-L18-4000U mAh 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.Â
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