CHICHO Fridge Freshener Ionic Air Purifier Ozonizer Generator Refrigerator Deodorizer Brand New in Stock.Ship from China with USPS tracking No. 7-15 business days for delivery. Features:Instantly fill the refrigerator with O3, which has extreme sterilization force and kill escherichia coli, pseudomonas aeruginosa and other microorganisms on food and fruit and the sterilization rate is more than 95%.Use ozone to decompose various odor and smells, avoid taint of food odor, oxidatively decompose pesticide residues in fruits and vegetables and eliminate their toxicity, and prolong the food fresh time.