2 in 1 Heating and Cooling Design: This 12V car heater has two modes to choose from, natural fan or warm fan, 12V quickly heats and cools the vehicle, removes fog or frost from the car windshield, gives you a clearer driving experience, eliminates car odors, keeps the air fresh, makes you drive safer and more comfortable. Easy Installation: Just plug it into your vehicle's cigarette lighter socket (12V) to turn it on and use. 360° rotating bracket for easy portability, adjustment and disassembly. Fast heating and good defogging effect: The heating wire used has high heating speed, high pressure resistance, fast heating, slow aging, long service life, and three seconds of heating, efficient and fast defrosting and defogging, improving the static pressure of the outlet air, improving the air supply distance and heating effect. Wide Range of Uses：This portable car heater is very suitable for defrosting and defogging during winter driving, no longer freezing your hands while driving. In