USB-C input requires 12V. Car power socket output is 12V 5A max. This cable allows car electronic devices to be used at home. USB-C adapter output is 18W, and the cable supports 18W output. If the USB-C adapter outputs 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. Enables easy power supply for car electronic devices using an external power source, such as a USB-C power bank. Ideal for enabling the Parking Monitoring feature of a car dash cam without draining the car battery. Compatible with Type-C PD power banks or wall PD chargers. Suitable for use in cars, RVs, and bikes. Converts power from a Type-C port to a 12V car power socket. Works with various 12V devices such as dash cams, car fans, GPS units, tire inflators, LED lights, solar panels, and other 12V accessories. Specifications: Material: ABS Color: Black 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 - Please allow 0-1cm measurement deviation due to manual measurement. - Due to monitor differences, the actual color may vary slightly from the image. Package includes: 1 x Type-C PD Male to 12V Car Socket Female Converter Adapter Cable