. USB-C input requires 12V. Car power socket output is 12V, 5A maximum. This cable allows car electronic devices to be used at home. USB-C adapter output is 18W, and the cable supports up to 18W output. If your USB-C adapter outputs only 5V, the cable will output 5V. USB-C Port Power Converter converts power from a USB-C port to a 12V car cigarette lighter socket. Easily power car electronic devices using an external power source, such as a USB-C power bank. Enables the Parking Monitoring feature of your car dash cam without draining your car battery. Compatible with various 12V devices including driving recorders, car fans, GPS units, dash cams, tire inflators, LED lights, solar panels, and other car-powered equipment. Specifications: Material: ABS Color: Black Length: 24cm USB-C Input: 12V, 1-5A Car Socket Output: DC 12V, 5A max Quantity: 1 piece (other accessories shown are not included) Note: - 1cm = 10mm = 0.39 inch - Allow 0-1cm measurement deviation due to manual measurement. - Due to monitor differences, actual color may vary from image. Package includes: 1 x Type-C PD Male to 12V Car Socket Female Converter Adapter Cable