This car heater is ideal for defrosting/demisting window&windscreens.It comes with a rotary holder which can be used for adjustment and easy directing just like a car vent, so you can adjust it to your preferred angle. The base can be installed with our double-sided adhesive, you can fix the heater in your favorite position, which is convenient and comfortable to use.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.Using cigarette lighter plug design, built-in fuse, automatic power-off protection, anti-voltage, safer use.User-friendly design which is energy-saving with low consumption.Widely used at car, truck, vehicle, air conditioner and other commonly used appliances.Suitable for all 24V vehicles in the car, camping and travelde-fogging/defrosting in the winter.