About this item 【Fast and efficient heating】The portable car heater has heating and cooling functions to quickly clean the windshield and remove frost, fog, and even snow, giving you a clear view while driving. 【Improved car heater】With air purification, overheat protection, and thermal switch, the car heater fan is energy-saving, consumes little power, and is quiet. The battery has no open flame, which is safe and reliable. 【Portable and easy to use】The mini car heater fan has a 360° rotatable bracket for easy adjustment and orientation. Simply connect it to your car's ignition. 【Portable and easy to use】The mini car heater fan features a 360° rotatable bracket for easy adjustment and orientation. Simply connect it to your car's ignition. 【Versatile use】The car defroster is perfect for cars, RVs, and station wagons. The car heater fan keeps you cool in the summer and warm in the winter.