Features:1Power Off Protection: This smart voice floor heating thermostat has power failure protection to prevent data settings from being lost. 2High Accuracy: The temperature control accuracy is 0.5C or 1F providing the warmth you want. Made of premium PC and ABS material flame retardant. 3Voice and App Control: The smart thermostat supports voice and phone APP control. Control from anywher and you can turn on your device before you come back home. 4WiFi Connection: This smart thermostat can be connected to your mobile phone via WiFi so that underfloor heating can be easily set to suit your lifestyle. 5Excellent Performance: This LCD touch screen thermostat has a unique design and excellent touch and the ultra thin built in panels that perfectly fit any wall.Specification:Item Type: Smart ThermostatShell Material: PC ABS (flame retardant)Gross Weight: 248g / 8.7ozProduct Size: 90x14mm / 3.5x0.6inColor: WhiteVoltage: 95-240 VAC 50-60HZCurrent Load: 16ASensor: NTC3950 10KAccuracy: 0.5C or 1FSetting Temperature Range: 5-35Display Temperature Range: 5-99Ambient Temperature: 0-45Ambient Humidity: 5-95% relative humidity (non condensing)Storage Temperature: -5-45Synchronization Error: <1%Power Consumption: <1.5WProtection Class: IP20Package List:1 x Smart Thermostat2 x Screw1 x English Manual1 x NCT Sensor CableNote:Please read the manual carefully before operation.