3500 Rechargeable Battery

The Fenix ARB-L18-3500 rechargeable battery keeps your tactical gear powered through extended operations. Whether you're training near Livermore or managing your arsenal, reliable power matters. TacticCAL Gun Store in Sunnyvale stocks quality accessories for shooters serious about their setup. Need firearm transfers? We handle FFL transfer in Sunnyvale with full compliance.

High-capacity 18650 battery performance

The 3500mAh capacity delivers sustained runtime for optics, lights, and electronic devices. Fenix batteries are engineered for consistent discharge curves and cycle life, making them a practical choice for regular users. TacticCAL Gun Store stocks genuine Fenix batteries so you get authentic performance, not counterfeit cells that degrade quickly. Recharging infrastructure is standard—most modern chargers handle 18650 format without issue. Browse our gun store.

Frequently asked questions

How many charge cycles does the ARB-L18-3500 support?

Fenix 18650 batteries typically deliver 300+ full charge cycles under normal use. Actual lifespan depends on charger quality, storage conditions, and discharge depth. Avoid deep discharges and extreme heat to maximize longevity.

Is this battery compatible with standard 18650 devices?

Yes. The ARB-L18-3500 fits any device designed for protected or unprotected 18650 cells. Verify your device's specifications first—some lights and optics have specific voltage or protection circuit requirements.

What do I need to bring for DROS in California?

Bring a valid California driver's license or ID card, proof of residency, your Firearm Safety Certificate (FSC), and payment for the firearm and transfer fees. Find gun shop Santa Clara at TacticCAL.