Ozone Purification System The principle is to use high-voltage discharge to release ozone and decompose harmful substances such as volatile organic compounds such as formaldehyde, benzene, toluene, xylene, and alcohol in the air. It can effectively remove odors and purify the air. Mini Wireless Portable Design Air purifier has a mini and portable design, which is convenient to carry and use. It can be placed in the car, bedroom, living room, office, refrigerator, shoe cabinet, wardrobe, etc., to purify the air. 3-Speed Low Noise Air purifier has three wind speed modes, which can be adjusted according to your needs. The low noise design can make you feel more comfortable during use(The process will not release smoke). 2400mAh Rechargeable Battery Car air purifier is equipped with a built-in 2400mAh rechargeable battery, which can be fully charged for 3 hours and work for up to 60 days. No need to plug in during use, low power consumption, and low power consumption.