... designed external battery for Apple iPod & iPhone Charge with your usb data/sync cable ... input and output. Compatible with iPhone 3G (8GB, 16Gb, 32GB), iPhone (4GB, 8GB and 16 GB), iPod ... Touch, iPod Nano (3rd Generation), iPod Classic and iPod Video. DO NOT CHARGE THE IPHONE ... 2nd, Nano 3rd, iPod Touch, iPod Classic,iPhone,iPhone 3G All OSPackage Included:1 x 1900 mAh ...