【Vent Deodorization】---Built-in high-end motor with strong wind power, effectively help eliminate the peculiar smell produced by new car leather cushions, sweat smell on the steering wheel and buttons, the smell of second-hand smoke and toxic gases emitted by cars, keeping the air fresh and comfortable. 【Quality Shell】---The shell of the dual-use exhaust fan is made of premium ABS material, wear-resistant, not easy to break or age, which provides excellent protection for the components at hand.the interior. 【Adjustable Wind Speed】---Our car purifier fan has gentle (low), comfortable (medium) and strong (high) wind to choose from, one-button control to meet your different needs. 【Convenient to Charge】--- This portable car fan is designed with a high compatibility USB charging port, which can be charged with power bank, laptop, power adapter, car charger and other devices.other USB compatible power supplies. 【Compact Size】---Not taking up too much space, widely used in car, home, office, etc..