MULTIFUNCTIONAL CAR HEATER: The car heater fan can heat or cool, and heats up quickly within 30 seconds. You can quickly remove the fog or frost on the car windshield by heating the air. Glass frost and fog: The car heater can quickly remove the fog or frost on the car windshield by heating the air and clean the snow on the car windshield, keeping the view clear and allowing you to enjoy the warmth in the cold winter. Driving EASY TO INSTALL AND USE: Simply attach the car heater to a non-slip mat Or use double-sided tape, then plug it into the car's 12V cigarette lighter and turn it on. It is very convenient to switch between natural wind and warm wind with one touch of a button. Plug in the power outlet for better warming. WIDE RANGE OF APPLICATIONS: Suitable for all vehicles with 12V voltage, such as cars, trucks, trucks, etc. It is suitable for winter cars, camping, traveling, allowing you to reach your destination safely and comfortably.