1.Multifunctional Car DefrosterFast heating, no long wait, heat up your car atmosphere, no need to wait for the engine to heat up within 60 seconds. Effectively lets you defrost or defrost your windows quickly so you can hit the road and get to your destination. And provide warmth in cold winters. 2.2 in 1 Heating and CoolingThis car heater has two setting modes: heating and cooling. You just change the switch and hot or cold air will come out instantly according to your needs. This car heater is not only ideal for defogging/defrosting windshields. Can also be used as a cooling fan to provide you with wind in summer. 3.Easy-to-use windshield defoggerPlug the car heater into your interface lighter socket and switch to heating or fan (make sure your car has a 12V/24V lighter port). 4.Smart Design FanSmall size, easy to carry and easy to install. The rotating bracket is designed for free adjustment, which is convenient and practical. It comes with a swivel mount that adjusts and guides easily like a car vent, so you can adjust it to your liking. 5.Widely Applied Car Space HeaterThis car heater is suitable for household vehicles, 12V cars and SUVs, large trucks, air conditioners and other common appliances. Camping and traveling, defogging/defrosting in winter, keeping cool in summer. It must be charged with the originallighter. Ideal as a gift for family or friends. Due to the current limitation of the vehiclelighter and the power wattage limitation of the heater, if you need better heating effect, it is recommended to purchase a thicker power cord and connect it directly to the battery.