ultra violet air sterilize
1.used in hospital, operating room
2.uv light
3.Nano photocatalyst
4.optional size for any room

                ultra violet air sterilize
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.