18 month guarantee Buildable multi-zoning 7 channels, 16 rooms, 32 devices Suitable for 99% of all UK boilers Works with Amazon Alexa, Google Home, IFTTT 24 minute install on industry standard wallplate Manufacturer Stock Code:WV724R9K0902 Sub-Category:Control Packs Brand:Drayton Range:Wiser Category:Heating Controls Type:Smart