Mobile Power W-817  Mobile Power can used for many kinds of electronic products. 6 Kinds of changeable connectors provide the most convenient to you and your friends around, Compatible with iPhone , iPad, Samsung , Nokia , HTC , Blackberry , PSP , MP3 , MP4 ,Cameras etc. Especially suitable for business man, travel enthusiasts, travel agency use.  W-817  Specification  1.Square design using a combinatiom of aluminum and plaastic.  2.Color : black and white  3.Capacity: 4400mAH  4.Weight : 140g  5.Input : DC5V,- 1000mA  6.Output : DC 5V-1000mA(MAX)  7.Dimension :63*43*23  8.Plug(110V to 220V), US/UK/EU/ plugs are available  Features  Long using time  High working voltage  Portable and Convenient  High energy density  Excellent Security and Reliability  Good charge retention  No memory effect  Environmental friendly  With compatible tips and output cable, it fits many brands of product