*No Charger Required! This battery can be charged by plugging a USB-C cable directly into it.

The new Nitecore NL1826R 18650 battery 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 (sold separately). 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. With built-in smart charging circuitry and other integrated safety features throughout, this battery will safely work in the majority of button-top compatible devices.

• Nitecore NL1826R 18650 3.7V Protected Li-ion rechargeable battery
• Capacity: 2600mAh 3.7V (9.62Wh)
• Input: USB-C: 5V ~1A
• Weight: 1.66 oz (47 g)
• Length: 2.8i n
• Diameter: 0.73 in
• Internal PCB protection prevents under-voltage at 2.5V and over-voltage at 4.25V
• Recharge: up to 500+ cycles
• Red & Green charging indicator LED's
• Microporous barrier and pressure release valves help protect the battery and prevent damage caused by rapid expansion & combustion