ARB-L18-3500U is an 18650 rechargeable lithium-ion battery with a built-in Micro-USB charge port. It's specially crafted for high-drain devices. This battery offers a high capacity of 3500mAh at 3.6 volts, delivering outstanding performance. It comes with three sets of over-heat protection. The built-in over-charge and over-discharge protection circuits ensure the battery reaches its maximum performance. With a unique structural design, it has better impact resistance. Key features include a 3500mAh high capacity, protection circuitry to prevent short circuits, pressure vents to avoid explosions, and a guarantee of 500 charge cycles before a 75% decrease due to the memory effect. The voltage is 3.6V, the recommended charging current is 1A with a maximum of 2A, and the charging current through the USB port is 0.8A. It weighs 50g and has a length of 69mm and a diameter of 18.6mm.
Using this Fenix 18650 battery is easy. Just connect it to your device and you're good to go. When charging, use the built-in Micro USB port. The recommended charging current is 1A, but you can go up to a maximum of 2A. If you're using the USB port for charging, the current is 0.8A. As for precautions, make sure to avoid overheating the battery as it has over-heat protection, but it's still better to prevent extreme conditions. Also, the protection circuits are there to prevent over-charging, over-discharging, and short circuits, but don't push the limits. The pressure vents are designed to prevent explosions, so don't damage them. For maintenance, keep the battery in a cool and dry place. It's guaranteed for 500 charge cycles before a 75% decrease by the memory effect. After that, you might notice a drop in performance, and it could be time to consider a new battery.
