Easy to Use: Easy to use, just plug it into your vehicle's 12V cigarette lighter socket and turn it on. Effectively allows you to defrost or demist your window quickly so you can get on the road and arrive at your destination. 2-in-1 Cooling and Heating Function: Switch the switch and warm air or cool fan comes out immediately. This heater is ideal for defrosting or demisting windows and windshields. It can also be used as a fan only to cool you down in summer. Design: Car heaters adopt cigarette lighter plug design, built-in fuse, automatic shutdown protection, anti-voltage, and safer to use. Rotate the bracket 360, and you can fix the heater anywhere you want. And adjust it to the angle you want. Wide Application: Instant heating, automatic overheating protection. So you will always have the heater\/defroster at hand. Suitable for all 12V vehicles. Power cord length: about 1.5 meters High power and fast heating: upgraded car heater, increased power of 150W, increased air temperature, demisting and defrosting, and improved driving safety. It is a good helper in the car in winter. Note: The data are all measured manually, please allow 1-3cm error due to differences in light and display, there may be color differences, please refer to the actual item received.