RENEW AIR OZONE GENERATOR PURIFIER IONIZER Cleans up to 2200 sq ft, depending on air circulation, wall space etc. Ozone Air Flow Rate: 4.5CFM with an almost silent fan Electrical Consumption: only 15 Watts 120v wall plug. "Interval" output mode to insure there will not be excessive Ozone build. Warranty - 1 year from dealer