... to lesions, the method of killing bacteria, a combination of electronics, microbiology, physiology and pathology of gynecological subjects principle, for the ... be in 1800-6400mg/h range.Method of use1. GFV-400 ozone gynecological instrument for microcomputer program chip set ... ventilated, dry non-corrosive indoor air 7. Fuse Type: Glass tube fuse, 1A GFV-400 Ozone gynecologic therapeutic equipment