Rechargeable Flashlight and Lantern Batteries

Lithium rechargeable batteries are the preferred power choice for high powered flashlights, camp lanterns and battery packs.

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Fenix ARB-L16-700UP Battery $10.95

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Fenix ALF-18 Battery Holder $8.50

Fenix 14500 Li-Ion Battery $11.95

Fenix 3400 mAh Rechargeable 18650 Li-ion Battery $27.50 - $109.50

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Fenix 3500 mAh Rechargeable 18650 Li-ion Battery $34.25 - $174.75

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Fenix USB Rechargeable 18650 Battery $35.55 - $126.75

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Fenix 21700 V2 Rechargeable Li-Ion Battery $34.55 - $101.00

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Fenix 5000 mAh 21700 USB C Rechargeable Li-Ion Battery $35.75

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Fenix 16340 USB Rechargeable Battery

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About Rechargeable Lithium Ion Batteries

Lithium rechargeable batteries offer specific energies higher than NiMh batteries making them the preferred power choice of high powered flashlights, camp lanterns and battery packs. Lithium batteries perform well in cold weather conditions, do not exhibit memory effects, have low self discharge rates (they can be stored for years and still retain power) and charge rapidly. We offer CR123 lithium, and 18650 and 26650 lithium-ion cells.

Our Rechargeable Lithium Ion Batteries

We stock only the best in Rechargeable Lithium Ion Batteries so you can rest assured knowing you're COEC Equipped.

Fenix ARB-L16-700UP Battery Fenix ARB-L16-700UP Battery has three layers of over heat protection, and protection in the anode. It charges via its integrated Micro USB charging port, and features a 3.5C high rate discharge and a 2.5A stable output.

Fenix ALF-18 Battery HolderThe Fenix ALF-18 Battery Holder makes your 18650 battery compatible with 21700 flashlights. Simply insert the battery into the holder, et voilà! - your 18650 is now big enough to power 21700 battery compartments.

Fenix 14500 Li-Ion Battery Fenix's ARB-L14-1600U 14500 li-ion rechargeable battery has a built in USB-C charging port which eliminates the need for a separate charger. It features a charging indicator light, and has a 500 charge cycle life.

Fenix 3400 mAh Rechargeable 18650 Li-ion BatteryThe Fenix ARB-L2S is a 3400 mAh 18650 Li-Ion battery - offering built-in overcharge and discharge protection and longer runtimes for your high intensity flashlights.

Fenix 3500 mAh Rechargeable 18650 Li-ion BatteryThe Fenix ARB-L18-3500 is Fenix's newest rechargeable 3500 mAh 18650 Li-Ion battery which features multiple protection points in the anode and cathode, as well as pressure relief vents to protect against gas buildup in the case of short circuiting. The Fenix ARB-L18-3500 is the battery of choice for Fenix's high power, high drain flashlights, headlamps, and camp lanterns.

Fenix USB Rechargeable 18650 BatteryThe Fenix ARB-L18-3500U battery combines an 18650 li-ion battery with a handy micro USB port built right into the battery to allow for on the go charging from wall outlets, car receptacles, or other power sources without the need for a dedicated battery charger.

Fenix 21700 V2 Rechargeable Li-Ion BatteryThe Fenix ARB-L21-5000 V2 is a rechargeable li-ion 21700 battery that provides the voltage and power needed for extended runtime and higher lumen capacities, and in addition to protection in the anode, includes three sets of overheat protection: pressure relief, microporous, and a PTC cathodal block.

Fenix 5000 mAh 21700 USB C Rechargeable Li-Ion BatteryWith its 500mAh capactiy, this battery can handle the longer runtimes of flashlights like the TK22, as it has double the power of a standard 18650.

Sold Out Fenix 16340 USB Rechargeable BatteryFenix's ARB-L16-700U, features a USB rechargeable port, and a battery indicator light that is red when charging, and is blue when charging is complete.