Aqara thermostatic radiator valve E1 A smarter, more comfortable heating control for your homeThe TRV, which can be used in most water heaters such as room heaters, towel heaters or even floor heaters. It takes up the measured values from external Aqua-ara sensors and adjusts the heating power accordingly.Zigbee 3.0: Enjoy the benefits of Zigbee 3.0, the fastest, most stable, and most energy-efficient smart home technology.External temperature sensor readings (including HomeKit): Control the temperature of the entire room, not just around the radiator. In comparison with other thermostats the Aqara thermostatic radiator valve can receive the temperature values directly from the connected Aqara temperature and humidity sensor or TVOC air quality monitor (available separately), even in HomeKit!Universal compatibility: Compatible with the most popular ecosystems and can be controlled by language. Apple HomeKit, Alexa, Google, IFTTT, Alice, Marusya are supported.Advanced detection of door