[Product Principle] The machine powered by a built-in battery, and the ozone is exhausted by a fan, which diffuses into the entire sterilization space, has no dead ends, and will quickly decompose into oxygen by itself. Ozone can kill bacterial propagules. [Product Feature]Energy saving and low consumption, easy deodorization, quiet operation, exquisite and compact, one-button operation, sterilization without consumables, ecological and environmental protection. [Product Advantage] It release from the product caninhibt ripening agent growth and prolong food freshness time, it aslo can 360 ° all-round deodorization and sterilization. Besides, it is efficient and easy to carry. [Mutiple function] The sterilizer has the functions of disinfection and deodorization, Suitable for refrigerator disinfection and deodorization, food preservation, can also be used in closed environments such as wardrobes, shoe cabinets, cupboards, socks bags, underwear boxes, etc., and can also be used for disinfecting the interior of cars. [Widely Application] -- Perfect for with allergies or stuffy nose, and frequent travelers, pet owners, smokers, children, babies or anybody looking to improve air quality, remove unwanted smells and prevent harmful pollutants