As a must-have for any home, our smart thermostat can be controlled by many ways alone, such as App control and voice control. You can easily control the temperature of the water floor heating or electric floor heating by Apps and voice command. By the advantages of high-durability, flame retardant and sturdy, the smart thermostat has a longer lifespan than others on the market. It also has family sharing function. It is constructed of PC material. Style A is water floor heating temperature controller, style B is electric floor heating temperature controller and style C is gas boiler floor heating temperature controller. The length of this product is 8.6cm and width is 8.6cm. This product is perfectly suitable for home, household, dorm, bedroom, living room, etc. Item Name: Wi-Fi Thermostat Material: PC Power Supply: 95 -240 VAC, 50-60Hz Current Load: Style A/C: 5A Style B: 16A Sensor: NTC3950, 10K Accuracy: Plus or Minus 0.5 Degree Celsius or Plus or Minus 1 Fahrenheit Degree Set Temp. Range: 5-35 Degree Celsius Display Temp. Range: 5-99 Degree Celsius Ambient Temp: 0-45 Degree Celsius Ambient Humidity: 5-95 Percent RH (Non Condensing) Storage Temp: Minus 5 Degree Celsius-45 Degree Celsius Power Consumption: Less Than 1. 5W Timing Error: Less Than 1 Percent Size Details: LxW: 8.6cm x 8.6cm/3.39" x 3.39"(Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Smart Thermostat with Screw 1 x User Manual