CAR COOLER & HEATER: This car defogger not only can heat up in winter, making you warm in the car, but also can remove defrost and fog on your vehicle's windshield, keeping your driving view is clearly. can cool your car, let you feel good in the car. HIGH QUALITY: Ideal for long trips or camping. Being made of high quality materials and premium pure copper cable, our car heater uses longer than others. It has 3 air outlets, long transmission distance and wide range, which is more energy-saving with low consumption. FAST AND EFFICIENT: in 60 seconds, you can warm up your car's atmosphere without having to wait for the engine to warm up. This heater uses no gas, only alternator power, making it the most efficient way to stay warm. LOW NOISE: The heater and cooler d air of the car do not like other traditional cars which emit higher noise. consumption.