... battery charger for iPhone 4 4S 1.2000mAh,5000mAh available 2.Fit for all devices with USB charging,such as iPod,MP3 2000mAh 5000mAh portable battery charger for iPhone 4 4S, ... 5000mAh high- capacity lithium polymer core can be provided for the 7-8 block of ordinary saturated lithium batteryDurable ... machine can be fit for all devices with USB charging,such as mobile phone,iPhone 4G 4S,PSP,IPOD,MP3,MP4 ...