... . 3.Protective Case 4.Case for iPhone 4 Rechargeable Leather Battery Case for iPhone 4/4S Power case for iphone,power case for iphone 4g,leather power case for iphone,battery case for iphone,battery for iphone,for iphone 4 battery Leather external power case for iphone 4g1.geniue or ... :93g *2.Capacity:1800mAh *3.Cell type: Li Polymer battery *4.Dimension: 130*61*19mm *5.Output voltage: 5V*6.Output ...