... deacription:Dual USB outport interface for Ipad / Iphone charging, simultaneously to the two mobile phones or digital equipment charge8000mAh ... batteries, the equivalent of 5-6 blocks cell phone batteries for your mobile phone standby for 30 days.Durable, charge and discharge cycles ... to prevent non-state power loss.This device is suitable for iPad / iPhone, mobile phones, the PSP, hTc, MP3, MP4, GPS ...