. 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 up to 18W output. If your 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 powering of car electronic devices using an external power source, such as a USB-C power bank. Ideal for enabling the Parking Monitoring feature on your car dash cam without draining your car battery. Compatible with USB-C PD power banks and wall PD chargers. Suitable for use in cars, RVs, and bikes. Converts power from a USB-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 equipment that uses a 12V car power port. 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: 1. Conversion: 1cm = 10mm = 0.39 inch 2. Please allow 0-1cm measurement deviation due to manual measurement. 3. Due to monitor differences, the image may not reflect the actual color of the item. Package includes: 1 x USB-C PD Male to 12V Car Socket Female Converter Adapter Cable