This easy-to-use digital thermostat has a contemporary look and familiar dial to provide an easy interface to manage the heating system. Available as a wireless room thermostat and utilising Vaillant's eBUS communication protocol, when installed on a Vaillant boiler the control will take full advantage of enhanced weather compensation to modulate the Vaillant heating system. The Vaillant VR940F myVaillant Connect and VRT51F sensoROOM Pure Digital Thermostat is a easy-to-use digital thermostat that has a contemporary look and familiar dial to provide an easy interface to manage the heating system. A wireless room thermostat, utilising Vaillant’s eBUS communication protocol, when installed on a Vaillant boiler the control will take full advantage of enhanced weather compensation to modulate the Vaillant heating system. Heating programming via the myVaillant app, but not the thermostat device. Acts as both internet gateway and control (ErP Class VI) providing the homeowner with access to myVAILLANT app. Full integration into Apple Home. Compatible with VR66/2 for single zone heating control. sensoROOM fully wireless simple room thermostat which provides Quick Veto function for heating. Can be retrofitted to any eBUS boiler (2006 onwards) with the use of VRA42 adapter. Fully Boiler Plus compliant. Control your Vaillant installation by voice! Optional with the senso range of controllers and the myVAILLANT connect internet gateway. Vaillant VR940f / myVAILLANT Connect & SensoROOM VRT 51f. Plug and Play or 230V.