4000mAh portable mobile charger 1.Capacity: 4800mAh 2.Input: 5V 1000mAh ... and safeInput voltage: 5VInput current: 1000mAOutput voltage: 5VOutput current: 1000mASize: 146mm*72mm*7.5mmWeight: 160gApplication: for Cellphone,PSP,iPad,iPhone,iPod ... ,PAD,MP3/4/5,GPS etc.... 4800mAh portable mobile charger for iPad,iPhone,Smart Phone