Portable Car Heater Windscreen Demister (Junda-123) Defogger & Cooling Fan 2 in 1! Just plug it into your vehicle cigarette socket and turn it on. A 180° rotary holder is designed for free adjustment, which is very convenient and practical. A high-powered fan that can quickly heat the air without having to wait for your engine to warm up. This saves time and energy by using your car's alternator to keep the heater powered instead of gas! Ideal for in-car, camping & caravanning. Fit For all 12V Vehicle Cars. A scientific high-temperature heat outlet for the heater can ensure fast heating and a convenient warming effect. Weight: 1.2 lb. JunDaEasy to install, just plug it into your cigarette lighter socket. Clears the windscreen of thin ice, and can be used as a ventilator in summer.