Features: 1Eye Protection: LED display, more friendly interface; LED light, simple display, energy saving, eye protection. 213mm Ultra Thin Embedded Panel: Perfect fit to a variety of walls, suitable for standard 86mm square cartridges, 60mm European cartridges, to meet all installation environments. 3Strict Temperature Control: Temperature error 1, provides the warmth you want, power off protection, and safely saves all your settings. 4Programmable Setting: 5+1+1 mode preset adjustment a week, 6 time period a day programmable settings, green energy saving, less expenses, more intelligent protection. 5Perfect Access: The thermostat support APP voice control, support for Tmall Genie, for Google Home, the whole experience of new voice control. Specification: Item Type:WirelessWiFiSmartThermostatWeight: 200g/7.05ozCurrent: 5ASensor: NTC3950, 10KTemperature Error: 1Temperature Control Range: 5-35Room Temperature Range: 5-99Display Temperature Range: 5~99Normal Operating Temperature: 0~45Normal Working Humidity: 5~ 95%RH (no condensation)Storage Temperature :-10~ 45Power: < 1.5 W.Time Error: < 1%Panel Material: PC and ABS (flame retardant)Installation Insert Box: 86 x 86mm, conventional European cartridgesConnection Port: 2 x 1.5 mm or 1 x 2.5 mmProtection Level: IP20Button Type: Capacitive touch button Package List: 1 x Controller2 x Screws1 x Instructions