Cooler and Heater: Heat up your vehicle quickly, as this portable heater plugs into any 12v cigarette lighter and heats up almost instantly. With two power options, the heater will direct heat to the front, top and all around, giving you a clear view, allowing you to drive warmer and safer. There are two modes to choose from, natural fan or heat fan, natural in hot weather and heat in cold weather Highly Effective: The powerful windshield defroster can quickly heat the air without having to wait for your engine to warm up. Use the car's cigarette lighter socket to defrost/remove windows quickly and efficiently. Just plug in the cigarette lighter socket and it can defrost or demist your windows quickly and efficiently Easy to Install: Just plug it into the vehicle's cigarette lighter socket and switch to heating or fan mode (make sure your car has a 12V cigarette lighter port). Ergonomic pocket design, easy to carry Safe & Durable: Made of ABS and polymer heat-resistant hard plastic,