Product use: USB can be used to power mobile phones, tablets, IPAD, GPS and other vehicle-mounted products. Range of use: It can be installed on cars, motorcycles, ATVs, RVs, SUVs, boats, yachts, and other transportation tools Product advantages: [1] USB 4.2A super current, which can power mobile phones, tablets, IPAD, GPS, and other vehicle-mounted products. [2] The input voltage is DC12V universal voltage, which can be installed on vehicles, motorcycles, RVs, SUVs, boats, yachts, etc. [3]Aluminum alloy, ABS resistant to high and low temperature, flame retardant and environmentally friendly materials, with very high safety [4] The product is delivered with fixed pieces, terminals, screws, and the installation is more convenient and beautiful. [5] The power taker can be used to supply power to the external equipment of the car, and can also be used for charging mobile phones, tablets, GPS, etc.