Model Number:ZJ-BHT-003 Wattage:220VAC~240VAC 50/60Hz Name:SHOJZJ Origin:Mainland China Certification:CE,FCC,RoHS Type:Floor Heating Systems Power Supply:24VAC/110VAC/220VAC Current Load:3A/16A Communication:WIFI Application:Water Heating/Electric Heating System/Boiler Housing Color:White/Black Installation Box:86*86mm or European 60m APP:TUYA/SMART LIFE Function 1:5+2/6+1/7 days Program function,Work With Google home Function 2::WIFI for Andriod&Apple ios Function 3::Power off memory function,Work With SmartThings Function 4::Child Lock,Work With Alice Function 5::Anti-Freezing Function 6::Google home/Amazon alexa Sensor::NTC3950 Set Temp.Range::5-35 Display Temp.Range::5-99 Storage Temp.::5-45 Shell Material::PC+ABS(Fireproof) Function 2:Work With Amazon alexa