The Fenix ARB-L16-800UP battery is the perfect rechargeable power source for high-intensity flashlights, combining long runtime with advanced safety features. Its 16340 form factor with button-top positive fits seamlessly into compatible models, delivering steady output and reliable performance.

Technical Specifications

Type: 16340 (RCR123A) with button-top positive

Capacity: 800 mAh

Nominal voltage: 3.6 V

Lifecycle: up to 500 charge/discharge cycles maintaining at least 70 % capacity

Built-in recharge: USB-C port up to 0.5 A (0.6 A max with external charger)

Protections: overcharge, overdischarge, short-circuit, overheating

Size: 35.5 mm (length) × 16.7 mm (diameter)

Weight: 18.5 g

Package Contents

1 × Fenix ARB-L16-800UP battery

This battery delivers extended runtime and convenient on-the-go charging, eliminating reliance on external chargers and minimizing downtime during field operations.

Warnings & Safety Information (GSPR Compliant)

Keep out of reach of children

Store in a cool, dry place away from heat and moisture

Do not tamper with the built-in protection circuit

Wipe exterior with a lightly damp microfiber cloth; avoid harsh chemicals

Ensure USB-C port is dry before connecting the charging cable

No age restriction for purchase or use