... MAX)Nominal capacity2600Mah, 3.7V/10WHAdaptable forIpad/iphone/ipod/ Mobile phone/MP3/MP4/PSP/GPSSize20 ... diameter)Weight75gInput Charging Time3~4 hoursCharging speed for mobiles1000mAh/hours Accessory List Power Bank1AC ... used in Electric Vehicle, Electric Bicycles, Power tools, Industrial miner's lamp, UPS, other industry ... MSDS. 2600mAh Portable Power bank for Iphone 4,all kinds of Mobile phone