... MP4/MP3,PDA PSP MID,mobile phone etc. Product: Power bank Specificationspower bank Capacity:4000MAH Battery cell:polymer For:ipad,iphone,MP4/ ... MID,mobile phone etc. Product: Power bank Specification: 1, Dual USB output2,High Efficiency of power conversion(90%) 3, Four LED ... life 8,weight--99g9,size:101x50x14mm 10,Rapid charge and wide compatible 11,CE, ROHS,FCC approval Power bank for ipad/iphone