tado° Wired Smart Thermostat Starter Kit V3+ – Intelligent Heating Control, Easy DIY Installation, Designed in Germany, Works with Alexa, Siri & Google Assistant : Amazon.co.uk: DIY & Tools
Wireless Smart Thermostat Starter Kit V3+ with Hot Water Control – tado° Shop
Amazon-Backed Tado Raises $46M In Fundraiser Before IPO: FT