1.Omni-directional wheel design, easy to move 2.High concentration of ozone output, 3.7g/10g/16g/32g/64g... ozone output customizable 4.Convenient timer options:0-60mins,Cycle timing settings from Monday to Sunday 5.Diversified application: Home and Living Area/Offices and Stores/Cars and Boats/Smoking Areas/Kitchens and Restaurants/Industrial use/Public Area/Hospital/Food and Beverage Industry/Breeding and Planting Industry/ 6.Mental cabinet 7.Low noise level