... :1.Suitable for nearly all kinds of mobile phones and digital products which have USB cable connector ... the battery3. Then use mobile power to charge the phones, iPad, iPhone etc:A. Switch on the button ... iPad connector.C. Charge the iPhone and other phones, please use the 500ma USB socket to connect ... is 5V, such as: ipad, iphone3G, 4G, mobile phones, MP3, MP4, PSP, etc Portable power 4800mAh compatible ...