... an excellent external battery.Optimized to lengthen your iPhone performance time.No more out of power dilemma ... , ultra-thin design.Remarks:External battery with stand for iphone, ipad, Samsung, Blackberry, mobile phones, camera, and ... .Detailed Specifications ParametersBattery TypePower pack for ipod and iphone 5Battery Capacity2000mAhPortable Battery PackExternal Power packCompatible BrandiPhone 4G/ ...