Features 1. Multifunctional Car Defroster: Fast heating without long waiting, 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. And provide warmth in the cold winter. 2. 2 in 1 Cooler & Heater: This car heater have two setting modes: heating and cooling.You just need to change the switch, then the hot air or cool wind will come out immediately as your needs. This car heater is not only ideal for demisting/defrosting windscreens. But also can be used as a cooling fan to give you wind in the summer. 3. Applicable models: 12V/120W defroster: suitable for as cars/off-road vehicles, etc. 24V/200W defroster: suitable for as large trucks, trucks, etc. 4. Design: The car heaters adopts cigarette lighter plug design, built-in fuse, automatic power-off protection, anti-voltage, and safer to use. Rotate the bracket 360 , and you can fix the heater where you like. And adjust it to the angle you like. 5. High Quality: 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.