PNI Smart Thermostat CT400 Wireless, with WiFi, 2 Zone Control via Internet, for Central Heating, Pumps, Solenoid valves, APP TuyaSmart, Hysteresis 0.2 Degrees C, White, One Size : Amazon.co.uk: DIY & Tools
Drayton Wiser Smart Thermostat Dual Zone Heating and Hot Water Control - Works | eBay