The Shelly i3 module has NO relays but it is small enough to be installed anywhere. It can command other  Shelly devices connected, through discrete commands on the home network via HTTP, MQTT, CoAP.

Pachet termostat inteligent Tado - Smart Thermostat V3+ cu Internet Bridge, Alb/Gri

Temperature control never seemed so easy before and as a bonus, it can learn your daily routine so that you can save time for other activities and might also lower down the cost of your monthly bill by saving energy. It comes in a variety of colors so that you can choose the one that fits you the most.