1.Use for iPhone 4,iPhone 4S 2.1800mAh Li-polymer Battery 3.Output interface:Apple 30 Pin Connector 4.For iPhone Battery Case Model :GR-POWER-42Packing:Power Bank Case,Micro USB Cable,User Guider,Color Box. Item Size:137x63x20MMweight:99.6gColcor Box Size:19.5x11.3x2.8CMCompatible with:iPhone 4,iPhone 4SCapacity:1800mAhStandby Time:Up to 230 hoursInput interface:Micro USBOutput interface:Apple 30 ...