... sync with USB2.0 interface 2,charging fucntion 3,400 mAh backup battery 4,LED light 5 ... thin design,portable Item #:MP-028Item Name:3 in 1 Ultra Thin Card Battery Features 1 ... can supplement 15% power capacity for iPhone. 3,Allows you to charge your iPod, iPhone, iPad when connecting to your ... convenient emergency flashlight 5,Ultra thin(only 5.5MM) easy for your carry and storage. 6,Different Colors ...