Made from ABS and polymer heat-resistant hard plastic,this automobile windscreen heater features automatic heating,overheating protection,and user-friendly design which is energy-saving with low consumption and low noise.With hot and cold switch.This car heater is not only ideal for defrosting/demisting window&windscreens.But also can be used as a cooling fan to give you wind in the summer.You just need to change the switch,then the hot air or cool wind will come out immediately as your needs.Very convenient and easy to useJust plug and play.Instant heating,automatic overheat protect.You can heat the atmosphere of your car without having to wait for the engine to warm within 60 seconds.Effectively allows you to defrost or demist your window quickly so you can get on the road and get to your destination.Low vents, fixed wind direction, allow the unit to heat directly and completely, with a powerful fan that can quickly heat the air without having to wait for the engine to warm upThe 12v heater for car will blow heat to warm up your car in a short time.Very helpful to solve the problem of fog and frost on the windshield of your car blocking your view.Make yourself warm in the cold winter and enjoy the environment as an all-weather friend who works with you