... ROHS,FCC 4.ozone water for washing air purifiers with 400mg ozone1.ozone:500MG/h2.anoin:8,000,000pcs/stere3.CE, ... ROHS,FCC4.ozone water for washing5.double use Specifications of air purifier: ... 3.release ozone,negativeion Functions of air purifier:1. Kill the virus in the air, remove the smell of cigarette and ... good life, and anion can give you more fresher air.