Description:1. large capacity， ideal for charging systems of GPS navigation， mobile phones and Tablet PCs2. the quality have been inspected fully， the repair is very low!Color: blackMaterial: ABS + electronic componentsSize: ~ 53 x 37 x 37 mmIndicator:Blue LEDInterface: 2 USB portsInput voltage: 12VOutput voltage: DC 5V 1 .0ADC 5V 2 .1APackage includes:1 x adapter for cigarette lighter