The Fenix ARB-L18-3500 is a premium, high-capacity 18650 Li-ion rechargeable battery, engineered for high-drain devices that require long-lasting, stable power output. With a capacity of 3500mAh, this battery is designed to deliver exceptional performance and durability, making it an ideal power source for a wide range of demanding applications, including outdoor adventures, industrial tools, tactical gear, military-grade flashlights, and everyday carry (EDC) electronics. Whether you’re navigating rugged terrain, working in extreme environments, or simply relying on your flashlight for daily use, the ARB-L18-3500 offers reliable, consistent energy delivery that ensures your devices perform at their best when it matters most.

Features:

• High-Capacity Power (3500mAh): Provides extended runtimes for high-drain electronics, reducing the need for frequent recharges and ensuring long operational use in the field.
• Advanced Protection Circuitry: Built-in protection system guards against overcharge, over-discharge, short circuit, and overheating, significantly increasing the lifespan of the battery and enhancing user safety.
• Pressure Relief Vents: Integrated safety mechanisms vent excess gas safely in the rare event of an internal short, helping prevent explosions or hazardous failures.
• Durable Construction: Designed for rugged use, the ARB-L18-3500 is encased in a durable steel shell that resists impact, and its button-top design ensures compatibility with a wide range of flashlights and electronic devices.
• Rechargeable & Eco-Friendly: With up to 500 charge cycles, this battery reduces environmental waste and provides a cost-effective alternative to disposable cells.
• Reliable Performance in Extreme Conditions: Optimized to operate effectively in both high and low-temperature environments, making it dependable for outdoor or tactical use.

Specifications:

• Battery Type: 18650 Li-ion Rechargeable
• Capacity: 3500mAh
• Voltage: 3.6V
• Charging Current (Recommended): 1A
• Charging Current (Maximum): 2A
• Charge Cycles: Approximately 500 cycles
• Protection Circuitry: Built-in protection against overcharge, over-discharge, short-circuit, and overheat
• Weight: 1.8 oz (50g)
• Length: 2.7 inches (69mm)
• Diameter: 0.7 inches (18.6mm)
• Top Type: Button Top
• Certifications: CE, RoHS, UN38.3 (for safety and transport compliance)