【Active oxygen technology】 Active oxygen purifies odors and deeply decomposes odors. Ensure that your car is fresh and breathable, and enjoy the natural and fresh environment in the car. (Note: Please turn on the purifier after you leave the car, turn it off automatically at regular intervals, and open the window for ventilation after getting in the car.) 【Convenient charging】 USB interface, no "wire" system for purification, built-in 1200 mAh battery, can be used multiple times when fully charged, avoid frequent charging, wireless restraint, convenient and free to use. (Note: Power bank, charger and PC can all be charged.) 【Low noise, stable installation】 Small and exquisite, specially designed for car purification, the appearance is designed, easy to carry. 0 abnormal noise, elastic clip, the clip is stable and can not fall, say goodbye to the "squeak" shaking sound, low noise and mute. 【Wide application】 It is not only used in the car, but also can be used in the home, shoe cabinet, wardrobe and other small spaces to purify various odors in the home.