Smart Thermostatic Valves (mts100v3) are not available any more. Cannot be commanded any longer · Issue #182 · albertogeniola/meross-homeassistant · GitHub
Meross Smart Thermostat Valve Starter Kit Apple HomeKit - White - SmartWear - Eshop
Wifi Smart Radiator Valve LCD Display Without Hub, Programmable via APP Compatible with Amazon Alexa, Google Assistant and IFTTT, MTS100, Meross Hub Required, Meross, TV & Home Appliances, TV & Entertainment, Entertainment