... 10000000 ions 3,UV,active carbon,HEPA... 4,99.97% filter rate 5,300 cbm/h New Model Air Purifier With Negative ion EH-0036BFeatures:1 ... induction of air purifier and grade to adjust air purification speed5,UV,Photocatalyst TiO2,Negative lons,Action carbon ,Hepa filtration core6,suitable for hotel,home,office and so on7 ... more than 20 years experience New Model Air Purifier With Negative ion EH-0036B