Fenix Batteries

Fenix ARB-L21-5000-V2 21700 5000mAh 3.6V Protected High-Drain Lithium Ion (Li-ion) Button Top Battery
$24.95
Fenix ARB-L18-3000P 18650 3000mAh 3.6V Protected Lithium Ion (Li-ion) Button Top Battery - Clam Shell
$29.95
Fenix ARB-L21-4000P 21700 4000mAh 3.6V Protected High-Drain Lithium Ion (Li-ion) Button Top Battery
$25.95
Fenix ARB-L18U 18650 3500mAh 3.6V Protected Lithium Ion (Li-ion) Button Top Battery with Micro USB Charging Port - Clam Shell
$26.95
Fenix ARB-L14U 14500 1600mAh 1.5V Lithium Ion (Li-ion) Button Top Battery with Micro USB Charging Port - Clam Shell
$8.50
Fenix ARB-L18U 18650 2600mAh 3.6V Protected Lithium Ion (Li-ion) Button Top Battery with Micro USB Charging Port - Clam Shell
$13.95
Fenix ARB-L18 18650 3500mAh 3.6V Protected Lithium Ion (Li-ion) Button Top Battery - Clam Shell
$25.95
Fenix 18650 3400mAh 3.6V Protected Lithium Ion (Li-ion) Flat Top Battery - Blister Pack (ARB-L2S)
$17.56
Fenix ARE-X11 Battery Charging Kit - Includes 1 x ARE-X11 Smart Charger and 1 x ARB-L18 18650 3500mAh 3.6V Protected Lithium Ion (Li-ion) Button Top Battery
$34.95
Fenix ARB-L16-700UP High Discharge 16340 700mAh 3.6V Lithium Ion (Li-ion) Button Top Battery with Micro USB Charging Port - Retail Card
$7.95
Fenix ARB-L21-5000 21700 5000mAh 3.6V Protected High-Drain Lithium Ion (Li-ion) Button Top Battery
$23.95
Fenix 21700 5000mAh 3.6V Protected Lithium Ion (Li-ion) Button Top Battery with Built-In USB-C Charging Port (ARB-L21-5000U)
$24.95

If you're a fan of Fenix brand portable flashlights, headlamps, bike lights, and more, then you'll want to use their trusted 18650 batteries. You can trust Fenix brand batteries the same as you have trusted their amazing portable LED lighting products for years.