Specifications: Material: ABS, aluminum alloy, plastic Shell Colour: Black Working voltage: DC 12V-24V QC 3.0 USB charger: up to 18 W Socket: DC 12V Voltmeter display range: DC 10-30V Wide range of applications: cars, motorcycles, ATV, SUV, UTV, boats, etc. Multifunction: power for mobile phones, tablets, GPS and other USB devices Package included: 1 x 3-hole panel base 1 x Dual USB charger socket 1 x cigarette lighter socket 1 x independent ON/OFF toggle switch 4 x fixing Screw 3 x connect wires with 15A fuse