6000mAh Pocket Powerhouse: Ready for the Dark, Fuel for the Trail

Meet the Fenix ARB-L21-6000B Rechargeable Powerbank Battery—a high-capacity 6000mAh reserve tucked into a compact 21700 battery format. It powers your 21700 flashlight lineup and also serves as a USB-C power source for other devices with the included USB Type-C cable. AXG Life is about Life, Adventure-Ready gear, and this little brick brings both reliability and a little swagger to your kit.

Who it’s for: explorers who want dependable juice on long nights, cloudy skies, or any trip where you forget to charge twice. Why it matters: one powerbank that keeps flashlights shining and keeps your USB-C devices alive means fewer dead screens and more stories around the campfire. Life, Adventure-Ready energy—without the attitude problem.

Key Features & Design

• High-capacity 6000mAh energy reserve in a compact 21700 battery format.
• USB-C charging support with the included USB Type-C cable for easy, one-cable power.
• Powers 21700 battery flashlights and can act as a power source for other USB-C devices.
• Compatible with: HT18R, HT32, TK17, TK22R, TK30R, WF25RM, LR36R, CL27R, LD45R, PD45R ACE, PD40R V3.0, PD36R V2.0 (compatibility may change in the future).
• Battery type: Lithium-ion. Note: shipping considerations apply—lithium ion batteries are classified as dangerous goods and are typically transported by ground; orders with loose batteries may take longer (delivery times of 14+ days are common).

Performance / Benefits

This powerbank isn’t just about raw mAh — it’s about turning “uh-oh, I’m almost out” into “bring on the late-night adventures.” The 6000mAh reserve keeps your 21700 flashlights firing through long treks, and the USB-C output lets you give life to other devices along the way. Think of it as a compact energy anchor for late-night trail runs, campsite playlists, and those questionable decisions that require a little extra glow in the dark.

Designed for AXG Life, it’s the kind of gear that labels itself as Life, Adventure-Ready. It’s quiet in the pack, fearless on the trail, and reliable when you need it most—so you can focus on what actually matters: the story you’ll tell at the end of the day.

Closing CTA

Ready to keep the lights on and the momentum going? Toss this powerbank into your pack and turn dark miles into hero stories. Add to cart and power up your adventures today.