The new NITECORE NL1826R Li-Ion Rechargeable Battery 18650 (2600mAh) is a revolutionary battery designed with a built-in USB C charging port making charging easier than ever! No more need for an extra charger as this battery can be charged directly using a standard USB C charging cable (not included). Simply plug the battery into an available power source and a red indicator light under the + pole (positive) will turn green upon completion. Alternatively, these batteries can still be charged on an external charger if desired. The NL1826R batteries are designed for powering high drain devices such as high-output flashlights, lanterns, headlamps, and bike lights, as well as a variety of other appliances and devices. With built in smart charging circuitry and other integrated safety features through-out, this battery will safely work in the majority of button-top compatible devices.

Specifications:
• Capacity: 2,600mAh
• Voltage: 3.7V (9.62Wh)
• Continuous Discharge Current: 5A
• Length: 71±0.3mm / 2.80"±0.01"
• Diameter: 18.5±0.3mm / 0.73"±0.01"