Features:Dual USB ports.Easy to operate and install.Plastic waterproof cover，closely to USB port， better waterproof effect .Blue indicator light. Widely used in cars， trucks refit parts， it can be combined freely with other parts.Specification��Color: black Material: ABS USB socket: Dual USB socket Input voltage: DC 6-30VOutput: DC 5V 2.1A / DC 5V 1A Working indicator light: Blue LED lightDimension: Approx.2.9 * 4cm (Screw Diameter * Height)Package Size: Approx.9.3 * 4. 5 * 3.5cm / 3.6 * 1.6 * 1.4inPackage Weight: Approx.32g/ 1.13ozPackage List:1 * Dual USB socket charger