High Quality:Cigarette lighter plug is built with fuse for safety use, providing auto power off protection. Powerful Fast Heating & Energy Saving:Three main vents, fixed wind direction, allow the unit to heat directly and completely. To defrost and dehumidify the windshield, keep the window dry and ensure a safe ride. 2 IN 1 Modes Portable Car Heater:Car Heater Available all yearWith hot and cold switch. Adjustable wind mode, can be used as cold wind and warm wind. Just change the switch, and the hot or cold air will come out immediately according to your needs. This car heater is not only very suitable for defrosting/defogging car windows and windshields. It can also be used as a cooling fan. Easy To Install And Use:The angle of rotation can be used to allow passengers and drivers to blow out the required cold or warm air, defroster heater is small and exquisite, will not block the line of sight, and can be safely driven in winter, just plug it into the cigarette lighter of the car. Press the fan or heater switch, the fan starts to work. Fans can be used in summer and heating can be used in winter. Wide Range Of Application:Just plug it into the cigarette lighter socket of the vehicle and turn it on, Widely used in common electrical appliances such as automobiles, air conditioners, SUVs, taxis, jeeps, trucks, etc. Suitable for all 12V vehicles in the car, camping and traveling, defogging/defrosting in winter and cool in summer.