Feature:1. LED dot display, TRV controller. Rotatable screen that allows you to read it from different angles, providing with much more comfortable user experience.2. Wireless controlling your house radiator no matter where you are via mobilephones.3. Programmable schedule with weekly programming selection: Supports manual set weekly schedule with 4 periods for each day, providing you with the maximum convenience for different situation and setting customized schedule for your house temperature. Auto mode, manual mode and ON/OFF mode are optional for added convenience.4. Energy saving in a real sense with temperature ceiling and lower limit setting functional in APP.5. Compatible with for Home: Using simple voice command for house temperature control for more convenient experience by adding this radiator controller into for Home. Window check and temperature calibration are supported in APP.6. Data Logging and Child Lock Function: The for Tuya Smart APP will record the temperature statistics with current and set temperature, as well as valves opening degree, allowing you to understand the working status of the product more intuitively; designed with child lock feature to prevents misoperations by your kids, packed with 6 different adapters to meet different matching demand.Specification:Specifications:Type: for Zigbee Accuracy: 0.5CSet Temp. Range: 5-35CStorage Temp.: -5-45CSurface Temperature: 90 Maximum (at the radiator)Connection: m30 * 1.5mmLinear Travel: 4.3mmWater proof: IP20Battery: 3 * AA battery (not included)App: for Tuya Smart/for Smart Life APPItem Size: 97 * 58.4 * 58.4mm / 3.8 * 2.3 * 2.3inItem Weight: 118g / 4.2ouncePackage Size: 137 * 74 * 63mm / 5.4 * 2.9 * 2.5inPackage Weight: 196g / 6.9 ounce.Package List:1 * Temperature Controller1 * User Manual6 * AdaptersNote:the for Zigbee model needs to be used with a gateway.