Golisi G30 INR 18650 3000mAh High-drain Battery is the high performance rechargeable lithium battery, It is powerful enough to run high power demanding device.The internal protection sheets help to provide a safe charging and discharging environment to the battery. It is widely used in vaping gears, portable flash lights, home tools, toys, camera and other electronic devices. Good choice for your vaping mods that working with 18650 batteries! Features: The internal protection sheet prevents the battery from exploding or liquid leaking Massive capacity with high energy density Safe and environment friendly Long life time Rechargeable for more than 500 times Brand: Golisi Unit: 2pc/set Nominal voltage: 3.7V Max charging current: 2A Constant discharging current: 25A CDC (constant discharging current) remains at 25a even only 20% power left. Charging temperature: 0-45 Celsius Capacity: 3000mah Cell Size:Length: 65mm(L)*18.27mm(D)