... 170x70x240mm 4.Quantity:12pcs/ctn 5.Aluminum stick air purifier with oxygen generator and 500mg/h ozone density ... products 4.O3 sterilization and kills bacteriaProduct Name: air purifier with oxygen generator and 500mg/h ozone density Product ... office,hotel,kitchen,restaurant,medical,hospital,industrialProduct Accessory:Air pipe, Air stone, Wall mounted, Manual, Warranty cardMainly Functions:1. ...