high power conversion efficiency. power saving function. portable, practical and long cycle life. High security: overload protection, excessive discharge, overload and short circuit. Service life is long, more than 800 times charging and discharging. Socket, USB, DC double output. Equipment can be used as a laptop, tablet PC, MP3/4/5, PSP, GPS, game consoles, DV, camera, smart phones. Suitable for: each brand notebook computers, tablets, smart phones, projector...