[Multi-purpose] The three main outlets of the car heater have fixed wind direction and direct and complete heat dissipation. Suitable for all 12V vehicles in the car, camping and traveling. In winter for demisting/defrosting and in summer to keep cool. [Product Features] The portable windshield defroster can be used as a heater or cooler. It quickly removes frost and fog from your vehicle's windshield. [Safety] With the cigarette lighter plug, built-in fuse and automatic power failure protection, you can quickly heat the air without waiting for the engine to warm up, while the V warms up. [180 degree rotation] The car heater helps speed up demisting and defrosting. Rotate the bracket 180 degrees to follow the commands, which is more convenient. You can adjust the fan heater. [Easy to install] The installation of the portable car heater is very simple, just plug it into your car's 12V cigarette lighter socket and open it. The 180° rotating base is very convenient to adjust the angle