... EH-0036B 2,2*10000000 ions 3,UV,active carbon,HEPA... 4,99.97% filter rate 5,300 cbm/h New ... air purification speed5,UV,Photocatalyst TiO2,Negative lons,Action carbon ,Hepa filtration core6,suitable for hotel,home,office and so on7,effective ... space:>50M28,filtration efficiency:99.97%Functions:1,Improve the quality of environment ...