... 2.Model:EM-6600 3.Capacity:6600mAh 4.MOQ:500PCS double usb output 5V li-ion battery pack for moble phoneSpecificationsWeight: 250gCapacity: 6600mAhCell ... s,uch as mobile phone, iPhone, PSP, IPOD, MP3,MP4, PMP, GPS, Bluetooth, digital cameras. usb 5v battery portable power portable battery pack double usb output 5V li ...