... 1.Voltage: 110-220V/50-60HZ 2.Power: 50W 3.Ozone output: 500mg/h 4.Anion output: 7 million ... Product Details:Power SourceElectricalTypeozone,negative ion,HEPA,carbon net,UV lamp,photocatalysisInstallationFloor standCertificationCE, RoHSPower (W)185Voltage (V)220Place of OriginGuangdong ... HEPA filter net, Two-layer photo catalyst net, UV lamp, active carbon filter net, negative ions and active oxygen. ...