... air sterilization,HEPA,photo catalyst,Activated carbon, ions air purifier with humidifier:Model:B-858Product size:193 ... original design,best air purifier.Excellent performance with high CADR,intelligence technology make it easy ... :adsorp the nona-particulate with efficiency more than 99.97%Activated carbon:adsopt all kinds of ... ,HEPA,photo catalyst,Activated carbon, ions air purifier with humidifier