Is this product available in 110 voltage? What is the pricing for 12 units. Thank you, Dr. Robert O Young pH Miracle Products CADR(Air flow):488m3/hPM2.5:99%Size:400*230*620mmNegative Ion:20 million/cm3Sterilization:ultraviolet lightSensor:Odor sensorApp Area:66m2Weight:15.5KGWarranty:1 YearCertification:CE, CB, EMC, IEC, ROHS, CCC, CQC,After-sales Service Provided:Free spare partsWarranty:1 YearType:Hepa FilterInstallation:PORTABLECertification:CBCertification:ceCertification:EMCCertification:GSCertification:RoHSCertification:SASOApplication:OutdoorApplication:HotelApplication:GarageApplication:CommercialApplication:HouseholdPower Source:ElectricApp-Controlled:yesAir Quality Display:yesTimer:yesCapacity (CFM):350Power (W):85Voltage (V):220PM CADR:488m3/h Show More