... effect of dispersion 5 g/h 110V/220V ozone generator for air treatment Characteristic: Ozone is one kind of effective ... pollution and can fill the whole place evenly Ozone generator for water and air can be utilized easily, applied to ... keeping food fresh ,Water treatment ,Air purificationRange of usage: Sterilization, disinfection, eliminating odors in living-room, meeting-room, lavatory, classroom, ...