Smart Tuya ZigBee Radiator Thermostat: New mini design with simple and clear LCD display on the body, the radiator thermostat is powered with LCD digital display and two sections of AA batteries (battery is not included), the is a special valve with a radiator. Artificially set indoor temperature, mainly used in underfloor heating system to control the closing and opening of the pipe. A Tuya ZigBee Wireless Gateway Hub is a must: A ZigBee wireless hub is a must that comes with the valve many connects other smart products of ZigBee and realizes the whole connection of your smart home devices. Just add your gateway in the app, then add your chiller actuator in your gateway in the app. Programmable schedule with weekly programming selection: Supports manual setup of 5+2, 6+1 and 7 days Weekly schedule with 6 options to choose from, offers you the maximum convenience for different situations and setting an individual schedule for your house temperature. Vacation mode, Auto mode, Boost mode available. Choose the work and sleep mode to suit your own spirit. Voice and Remote Control for Tuya ZigBee Wireless GatewaySupports app remote control via your smart phone, along with hands-free voice control via Alexa and Google Assistant after successfully connecting your valve to Tuya / Smart Life App based on a Tuya ZigBee Wireless Gateway. Open window detection: When the room temperature suddenly drops into the temperature. Threshold, valve closes for 15 minutes. After that, the room temperature should be. is still lower than the temperature. threshold, this mode is retained. Besides, it is easy-to-read digital display with Celsius temperature.