Zigbee Thermostatic Radiator Valve TRVZB Add On Smart Radiator Valve For Smart
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. This design is to bring a comfortable room temperature.