Certification : NONEModel Number : MH1823MH1823S : MH1823LMH-1823S : MH-1822DWiFi Thermostat : ThermostatWiFi Smart Thermostat All Touch Screen WiFi Temperature Controller Thermoregulator Electric Heating Room Thermostat Floor Heating/ Gas Boiler Works 40% offDescription:1. This thermostat can provide you with warmth and provide you with a comfortable living environment.2. It can be used for heating wires, electric heating films, electric heating belts, manifolds, electric two-way valves, heaters, steam rooms, wall-hung boilers.Features:1. Touch button: This is a temperature controller with touch button.2. LCD display: Ultra-thin and large LCD, easy to operate and read even in the dark.3. Temperature control mode: 6 temperature control modes can ensure comfortable temperature, more choices and greater flexibility.4. Wireless: WiFi control, convenient for you to control the thermostat from your mobile device.5. Power-off memory: No need to reset, no fear of power-off danger, accurate memory of previous settings.Thermostat Functions:1. Memory Function:Memorize all your settings after sudden power-off. When power is on again, you do not need to reset it.2. Programmable Function:Six periods programmable controlling temperature setting, 5+2 programmable.3.(MH1823, MH1822D) Insert and external two sensors. 3m external sensor cable is included.( MH1823S, MH1823L) Only insert sensor.4. Childrem Lock Function:Lock the thermostat to avoid misoperating by Children.5. LCD All Touch Black Bakc Ligth Screen.6. Anti-freeze Function:In the state of shutdown, the thermostat will turn on the heating device automatically when temperature is below 5C degrees, when the room temperature is above 7C degrees, the thermostat will turn off the heating device automatically. (can close this setting in advanced setting).