Fenix ARB-L18-4000 18650 4000mAh 3.6V Protected Lithium Ion (Li-ion) Button Top Battery

Fenix ARB-L18-4000

Li-ion 18650 Battery with 4000mAh Capacity

The Fenix ARB-L18-4000 is a rechargeable lithium-ion battery, great to use in compatible flashlights. The lithium-ion chemistry supports its capacity of 4000mAh, retaining plenty of power for long runtimes in your favorite flashlight from the Fenix TK11R to Fenix LD30R and more. It has 500 charge cycles, which is a long-term choice for powering compatible electronics such as select power banks and chargers. It has a 7A output current, giving it a stable performance overall.

Protected Battery

With an internal protection circuit, this battery features over-discharge, over-current, overcharge, and short-circuit protection. There are pressure relief vents that expel gas created by any short circuit, eliminating hazards that would potentially build. Overall, Fenix prioritizes safety in the everyday use of this 18650 battery to protect you and your electronic devices.