Description:Smart WiFi Voice Control Thermostat Programmable Air-conditioning Water Heat-er Boiler  Specifications:Color:Black / WhiteModel:2 Tube / 4 TubePower Supply: 95-240V, 50/60HZCurrent Load: 16A(electric heating),3A(water heating/water boiler/gas boiler)Sensor: NTCAccuracy: ±0.5в„ѓ Display Temperature Ran-ge : 5-35в„ѓAmbient Temperature: 0-45в„ѓAmbient Humidity:5-95%RH(Non Condensing)Storage Temperature: -5-45в„ѓPower Consumption: <1.5WTiming Error: <1%Shell Material: PC+ABS(flame retardant)Protection Class: IP20Buttons: Capactive Touch ButtonsHysteresis:1-5в„ѓ Adjustable Features:1.WiFi and Voice control (Integrated with Amazon Echo, Google Home, Tmall Gen-ie, IFTTT.) , Tuya APP.2.Including built-in sensor and external senor3.0.5в„ѓ accuracy keeps temperature within the level you set4.Children lock to prevent misoperation by children5.Date memory when power is off6.Holiday mode make you enjoy more comfortable temperature in holiday7.The temperature of external sensor can be checked8.5+2 , 6+1,7 Days Programmable9.Children lock function Package Included:1 x Thermostat