... battery 5.A Grade Cell For iphone 4s/ ipad/ mobile phone, Dual USB Ports external Power Battery Pack SpecificationsCell type : Li-polymer ... :112*73*17mmCompatibility:Port 1: Cell phone, Phone, MP3/4,Pod,PSP,all digital devices charged via USB portPort 2: Pad1, Pad2 or ... Pad/Phone, Samsung P1000 and cell phone, MP3, MP4, GPS, PSP all digital devices charged via USB port.2,Can charge 2 USB digital ...