Shop this automatic battery with blue LED light, made for use with any 808 atomizer or cartomizer. This battery has 3.7 volts and 280 mAh. This battery will give you 3-5 hours of battery life. IMPORTANT: You need to charge this battery for 8 hours prior to use to maximize and extend your battery life! Note: Awesome Vapor is not responsible for any damage resulting from improper use.