1. 2500mah universal portable power bank 2.CE,ROHS approve 3. ... charge for different cell phone, MP3/MP4 and other digital products just using converter plug.2.Suitable foriPhone, iPad, ... GPS,PSP,,Bluetooth device, Tablet PC ,USB music Speaker,Digital camera,Compatible with all mobile phone(Nokia,Samsung,HTC,LG ... standard wall outlet or connect with your computer. 2500mah universal portable power bank