CCELL Battery & USB Charger offers up a reliable 510 vape battery supporting the power of a 320 mAh Li-ion battery. A slim, discrete aesthetic, the battery uses cutting edge technology with careful craftsmanship to create one of the best vape battery kits on the market. Designed for optimum functionality and use with our vaporizer cartridges. Simply screw the cartridge into the battery and inhale to activate, no button pressing required! Temperature and power specifically calibrated to provide the best experience with our oil.