High Quality Great DesignThis Auto Hot Warm Heater Fan was made of high-quality material and premium pure copper cable. our windshield defroster can be used longer than others. It is durable and safe. Strong Protection Safety The car heater defogger has the functions of automatic heating and overheating protection; low power consumption. concentrated air outlet. long service life. and wide heating range. It quickly removes frost. fog. fog. and even snow on the windshield of a car. The cigarette lighter plug has a built-in fuse. which can automatically cut off the power. 2 IN 1 Car Fan Heater with two switches of natural wind and hot wind. which can be exchanged at will. This car heater is not only ideal for defrosting/defogging windows and windshields. but it can also be used as a cooling fan in summer. You only need to replace the switch. and the hot or cool wind will be emitted immediately. Easy to Use You only need to insert it into the cigarette holder of the vehicle and open it. you can use the provided (included) self-adhesive pad to install the base. insert the heater into the cigarette lighter socket. and then switch to heating or fan. Can. Note: Before use. wipe the dust on the surface where the car will be placed. and keep it dry. and then paste it to make it firmer and stronger. Wide Application The car heater fits for most standard 12V power vehicles. car. taxi. SUV. RV. It is suitable for camping and travel. defogging/defrosting/keeping warm in winter and cooling in summer.