iconBIT FTB5000U 5000mAh External Battery Pack and Charger for iPad, iPhone, iPod Touch, HTC, Blackberry, Samsung Galaxy S, Droid, Nintendo, Sony PSP Multiple adapters are supported, Apple (iphone, ipad, ipod), mini USB type B, micro USB type B, pmp Complete with all adapters for most popular devices Auto shut off power saving mode. Pocket size Huge capacity 5000mAH, (about 400% of 3Gs iPhone battery life capacity)