Power Up the Night: 6000mAh 21700 Battery That Keeps Up with Your Trails

Meet the ARB-L21-6000 — a 6000mAh 21700 rechargeable Li-ion battery that doesn’t quit when the sun does. It’s the kind of backup juice that makes midnight trail runs feel like a choose-your-own-adventure where the lights never die. AXG Life calls it Life, Adventure-Ready — and your flashlight will thank you for it.

Key Features & Design

• Capacity: 6000mAh in a 21700 Li-ion cell, delivering steady power for longer runtimes.
• Format: 21700 size built for compatible high-drain devices (not an 18650, and not compatible with older chargers).
• Protection: Internal protective circuits plus three overheating safeguards — pressure relief, microporous, and PTC cathodal block — to keep the juice flowing safely.
• Safety & Compatibility: Not USB-charged directly. Compatible chargers are ARE-A2, ARE-A4, ARE-D1, or ARE-D2.
• Durability & Cycles: Built for up to 500 charging cycles, so you’re not babysitting a fresh battery every season.
• Shipping note: Lithium-ion batteries are considered dangerous goods and typically ship by ground; orders with loose batteries can take longer (14+ days isn’t uncommon).

Performance / Benefits

This battery delivers reliable power where you need it most, keeping your gear shining through long nights and early starts. With 6000mAh, you’re less likely to hit the dreaded “low battery” moment just as you reach the summit. The triple overheating protections help you push boundaries without the nasty surprise of a thermal shutdown, so you can focus on the view and not the voltage.

AxG’s playful take: it turns stuck weekends into hero stories, and it’s built for midnight trail runs and questionable decisions. It’s a workhorse for adventurers who want steady performance, not drama, from their power source.

Life, Adventure-Ready isn’t just a slogan here — it’s how this battery shows up on the trail: ready, dependable, and prepared to light up the next chapter of your expedition.

Ready to keep the night bright? Toss it in your gear bag and tell the darkness you’ve got backup. Add to cart and keep your adventures powered without the power-suck interruptions.