LIWUYOU Auto Car Fresh Air Purifier Mini Oxygen Bar Ionizer USB Apple Automatic Air Freshener Spray Black Portable mini apple shape USB oxygen bar Magic Apple USB oxygen bar is using nanotechnology TIO2 and high-performance activated carbon purification and high concentration of negative oxygen ions, it's a new mini air purifier. All the harmful pollutants in the air almost can be oxidized, decomposed, kill by the Apple USB oxygen bar, and can clean indoor air, eliminate static and radiation, refreshing, enhance the body resistance to disease. The perfume can be sprayed on the matching fiber, in the clean air at the same time , volatilize pleasant fragrance. It can be widely used in offices, laboratories and computer rooms, bed rooms and other occasions, allowing you to enjoy the fresh air.