UV air sterilizer

1.can be water washed
2.antibacterial filter can kill bacteria diameter bigger than 0.3um
3.UV light more than 10000uw/cm2, can change the DNA of bacteria so they could not breed
4.photocatalyst Tio2:react with the bacteria in this area to kill them.
5.lonizer:Generates anions in copious quantities,kill bacteria and very healthful for the patients.
6.can set time to sterilizing automaticly.