... activity Ionizer‘,control Microbe grow;,dispel pollutant of air. disease control center test dimension China disease control ... 95.45%3. work one hour later , Ozone is 0.012mg/m3 In home enjoy fresh airnanometer ... for many old men and children. XITIAN air purifier clean air , at the same time ,it can ... sounds working. 3. Automatic function design, display air quality in the room automatic 4.LED display, ...