Rechargeable battery Fenix ARB-L18-4000 18650

Fenix ARB-L18-4000 is the market's highest-capacity Li-ion rechargeable battery. The impressive 4000 mAh / 14.4 Wh capacity ensures even longer usage times. The Fenix ARB-L18-4000 delivers a steady 7A of current, and the high-quality temperature management ensures continuous operation at peak performance. Fenix's Li-ion batteries are known as some of the safest options on the market, as they feature quadruple protection mechanisms that keep the battery safe from overcharging, over-discharging, and potential short circuits. Additionally, the Fenix ARB-L18 series batteries operate over a wide temperature range of -20 °C to +60 °C.

Product Information

• Capacity 4000 mAh / 14.4 Wh
• Retains up to 70% of capacity even after 500 charging cycles.
• Multiple battery protection (overcharge protection, over-discharge protection, short circuit protection, overheat protection).
• The steel protective structure effectively shields the battery from potential short circuits and other hazards caused by impacts.
• Operating temperature -20 °C ~ +60 °C, charging temperature: 10 °C ~ +45 °C.
• Note! Micro-USB cable must be purchased separately.
• Recommended chargers: Fenix ARE-D1, ARE-D2, ARE-A4.

Important Notes

• Do not expose the battery to heat or dispose of it in water.
• Charge the battery every three months or earlier to maintain maximum performance.
• Keep the battery out of reach of children. Seek medical attention immediately if the battery is swallowed.