Home Assistant Compatible: Integrates seamlessly with Home Assistant using Zigbee2MQTT, offering smart thermostat control, energy efficiency, and convenience for managing your home's heating system effortlessly. Save Energy: The SONOFF smart radiator valve will automatically turn off when ventilating to save money and energy. It also supports 6 months of historical data queries, for daily, weekly, and monthly heating consumption views. Smart Control: Our thermostatic radiator valve has various smart functions, including APP remote control, voice control, set schedule, group control, etc, making your life smart. Zigbee 3.0 Hub: Enjoy more functions of the radiator thermostat valve via the eWeLink APP, it requires a SONOFF Zigbee 3.0 hub, such as ZBBridge-P, ZBBridge-U, NSPanel Pro, iHost, and more. Valve Percentage Opening: The SONOFF Zigbee radiator valve supports opening ratios from 0% to 100%, with an accuracy of 1%. This design is to bring a comfortable room temperature.