... <18w 3.product size: 170x70x240mm 4.Quantity: 18pcs/ctn home ozone disinfector with 500mg/h ozone density ozone disinfector product ... : High Quality Ozone Air Disinfector for household Product Usage:Home,indoor,room,house,household,office,hotel,kitchen,restaurant,medical,hospital ... boot, every time you press a key, the buzzer sound short.(6). During air sterilization and disinfection, there is no need ...