Voltage supply: 220V, 50Hz -Noise level: ≤ 40db -Power rating竊�2W -Ions竊�,000,000 ions/cm3 -Product size竊�05*330*170(mm) -Net weight竊�.85KG -Applicable area竊�0m2 -Air flow volume竊�40m3/h It succeeds all the purifying technologies like the washable ionizer, biologic HEPA, also adopt the replaceable ozone generator, the in-build computer system, LED screen. The environment nurse series air purifiers will bring you humanistic protection and solicitude for your home environment. ��/p>