Specifications: 1) Voltage: DC 12V; AC 100V~120V; AC 220V~240V 2) Power: 1,500,000pcs/cbm 4) Ozone density: 3 ~ 25mg/h Features: 1) Using advanced ionic breeze technology to circulate ozone-rich air, remove odor, kill bacteria and decompose hazardous chemical substance to keep food fresh, improve the food quality and twice more storage time than in traditional way 2) Emit negative oxygen ion, you will feel the environment like in the nature 3) Removes offensive odors and purifies air in the kitchen, toilet, bedroom, office, hospital, hotel room, shoes ark and other limited space 4) Sterilization and antisepsis, kills the bacteria in the air. Decompose and counteract various hazardous chemical gas caused by fitment. Prevent effectively the harm to the eyes, air-condition illness and various irritability illness