... ,GPS,MP4/MP3 at anywhere in anytime Portable power supply 3600mAh 1. Real capacity: 3200mAh 2,Input ... fit for ipod nano G39,High capacity Mobile Power, can charge with ipod,Mobile phone,PSP,GPS ... port (can connect on computer for charging this portable power) Wide compatible, Applications: Mobile phone, and MP3/MP4 ... Efficiency Long cycle life option capacity type: 1700mah,2600mAh,3200mAh,3500mAh,4200mAh