In addition to control the product from your phone or manually, you can also control through for and for Google Assistant via voice control, freeing your hands and making your life more convenient. Comes with a of adapters for easy installation. Window opening detection: The window opening can be detected through a rapid drop in temperature, and the temperature control valve will pause heating for 30 minutes, achieving the effect of energy saving and environmental protection. Visual screen display: The brightness can be adjusted, and the real-time temperature synchronized with the APP is displayed on the temperature control valve interface, providing a pleasant visual experience. Flexible screen rotation: The up and down directions of the screen display can be freely adjusted through the App to that different installation directions can be used normally and provide a comfortable user experience. Temperature Calibration: In case of temperature difference between the floor and the air, you can set the calibration value through the App to the final temperature reaches your Perfect value. Child lock function: The child lock function is to avoid excessive power consumption or life impact that may be caused by children accidentally touching the temperature control valve. Power supply: 3 x 1.5 V alkaline AA batteries (not included) Standby current: 6 A (minimum) Protection level: IP20 Working temperature: 0-50 Surface temperature: Maximum 90C (radiator) Connection: M30 x 1.5mm Linear stroke: 6mm Note: The WiFi version can connect this product to Tuya Smart or Smart Life APP via WiFi directly without a Zigbee Gateway. Colour:whiteandsilver Material:PCandMetal Size:52.4mm x 97.4mm x 52.4mm Package Contents: 1 x Thermostat 6 x valves 1 Bag x screw Accessory Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is 1-3cm.