The ozone sterilization ability is 5 times that of ultraviolet ray, which can instantly kill all kinds of bacteria, viruses, spores, oocysts, algae and other harmful pathogenic microorganisms. The sterilization and disinfection are comprehensive and thorough, without leaving any dead corners and residues. The killing rate is up to 99%, which can effectively eliminate the source of infection, block the pathogen transmission, and reduce and control the occurrence and spread of major diseases.