... device like Iphone, Ipad, Samsung P1000,cell phone,mp3,mp4 and more through USB output port.3. ... five minutes.Charge digital device like cell phone,ipad,mp3,mp4,iphone,psp .1. Connect USB cable ... to charge digital device like ipad, mobile phone, mp3, mp4.2. LED light on when press button, ... use original transfer cable.3. Choose proper transfer connector and transfer cable to match your digital device. ...