Fast Heating - The powerful car heater can quickly heat the air within one minute, warm your winter. his windshield defroster can help you solve the problem that fog and frost cover on your car's windshield Blocking your view effectively, so you can get on the road and get to your destination safely. 2 IN 1 Modes - The car heater has dual functions, with two switches for natural air and hot air. It is ideal for defrosting/demisting window&windscreens in winter. It can also be used as a car fan to cool your car in summer.Easy To Install- Simply connect the portable car heater to the cigarette socket of the vehicle and switch to heat or fan(Make sure your car has a 12V lighter port). This defrost and defog car heatercomes with a 360 rotate supporting suction holder, follow control, more convenient and comfortable. Widely Usage- This mini auto car heater is perfect for Cars, SUVs, taxis, jeeps, trucks and other commonly used appliances to keep you warm in winter. It is suitable for defogging or defrosting all 12V vehicles in the car, camping and traveling, defogging/defrosting in the winter and Keeping cool in summer.