... ,meet charging demand of various communicate and digital devices like mobile, ipad,iphone,ipod,MP3,MP4,PSP,Digital camera etc.with ... single-chip power managemane scheme Specifications: Input: DC5V-0.5-1A Output: DC5V-1.A Battery Type: Li-ion Capacity: 4200mAh Weight ... power bank/ rechargable power supply/Universal external battery 4200 mAh for mobile digital products