... 5.0V 500mACompatibility:Port 1: iPad , iPhonePort 2: Cell Phone, iPhone, iPod, PSP,nds,nds lite.NDSI.nds xl ... .3DS.psp go,all digital devices charged via USB port Product Name: external battery pack for ipad ... 5.0V 500mACompatibility:Port 1: iPad , iPhonePort 2: Cell Phone, iPhone, iPod, PSP,nds,nds lite.NDSI.nds ... 3DS.psp go,all digital devices charged via USB port Warranty:1 months to 3 months,depending ...