Heating & Cooling: The 2-in-1 mode hot and cold switch allows you to feel warm in winter and cool in summer. You just need to change the switch and then the hot or cool air will blow out immediately according to your needs.Fast heating in 60s: The 3 outlet design ensures that the interior of the car can be cooled and heated quickly. Cools the car with stronger cool air and also heats the car in 60 seconds. You won't be waiting in cold weather. It is designed to quickly clear frost and even remove snow from your vehicle windshield, keeping your vision clear while driving. Safe & Durable: Cigarette lighter plug design, built-in fuse, automatic power-off protection, anti-voltage, safer to use. User-friendly design, energy-saving and low consumption.Intelligent Design: Plug it into your car's cigarette lighter socket and switch to heat or cool and it will finish heating up your engine in 60 seconds. This car fan heater will help you solve the problem of fog and frost covering your car windshield and blocking your view so you can get on the road and get to your destination.Wide Compatibility: This car heater is widely used for cars, SUVs, cabs, jeeps, trucks and other common appliances. Suitable for all 12V vehicles in the car with automatic ceramic heater fan for cigarette lighter heater for trucks, camping and traveling, defogging/defrosting in winter and keeping cool in summer. Perfect as a car companion for your family or friends.