6600mah Long Lasting Power Bank Suitable for All Kinds of Mobile Phone and Digital Product with Usb Function, Including Iphone/ipod/mp3/mp4/gps/cell Phone Bluetooth Device/samsung/htc/lg/android Phone. 2 Output with 2.1 Amp and 1 Amp Output Compact size and easy to carry Fashion design 2 Output with 2.1 Amp and 1 Amp Output