UV disinfection cart is designed to quickly and thoroughly disinfect the air and surfaces in hospitals, restaurants, hotels, offices, living rooms, bedrooms, and other facilities. Sterilization mechanism: Ultraviolet light can emit UV ray with a wavelength of 254nm, which is most easily absorbed by proteins and nucleic acids of bacteria and viruses, can denature and dissociate proteins, form thymine dimers in nucleic acids, and destroy the DNA and RNA structures of various viruses and bacteria, then bacteria and viruses died. Bacteria include coliform bacteria, bacillus, etc. , molds include penicillium, black mold, etc., and filterable viruses include the hepatitis virus, influenza virus.