This 5V USB male to 12V cigarette lighter socket converter adapter is designed for use in cars. It converts power from a USB port to a 12V car cigarette lighter socket, making it easy to power car electronic equipment using an extra power source like a power bank. The adapter is simple to use and convenient to operate. It is suitable for driving recorders, electronic dogs, car chargers, and other automotive electronic equipment. The adapter is made of ABS, PVC, and metal, and has a cable length of 33cm. Please note that manual measuring may result in a 1-2cm error, and the picture may not reflect the actual color of the item due to differences in monitor displays.