[2 in 1 Cooler and Heater]: The car fan heater has two modes to choose from: natural air and warm air. It is designed to quickly clean the frost and fog on the vehicle windshield, making our vision clearer and driving more comfortable. It can be plugged into any 12V cigarette lighter. And heats up almost instantly, can also be used as a car fan, warm in winter and cool in summer. [High Quality]: The car heater is made of high quality heat-resistant ABS material, low noise, sturdy and durable, built-in fuse, automatic power-off protection and overheat protection, cigarette lighter plug design, safe to use, two adjustable wind modes, HEAT is hot air and FAN is cold air, the wind direction can be adjusted according to our needs. [Fast Heating]: Car fan heater can quickly heat the air without waiting for the engine to warm up. Insert the plug into the car cigarette lighter and switch to the heating fan to quickly complete the heating. At the same time, be careful not to touch the plug