WirelessCommunication[WiFi (2.4GHz / 5GHz)]SmartCompatibility[Amazon Alexa]BoilerCompatibility[OpenTherm]Batteries IncludedYesYears Guaranteed1.5WidthHub: 148 mm,Room Thermostat: 76 mm,Radiator Thermostat: 51 mmTypeProgrammable Room Thermostat (PRT)Timer CycleApp-Based DynamicTemperature Range5 °C to 30 °CStandards MetEN 60730, EN 300 328Screen TypeTouchscreenPower Type[230V Mains, AA Battery]Number of Zones3+ (Multi-zone)HeightHub: 93 mm,Room Thermostat: 76 mm,Radiator Thermostat: 93 mmDimensions(W) 148 mm x (H) 93 mm x (D) 31 mm,(W) 76 mm x (H) 76 mm x (D) 25 mm,(W) 51 mm x (H) 93 mm x (D) 51 mmDepthHub: 31 mm,Room Thermostat: 25 mm,Radiator Thermostat: 51 mm (Dia)ColourColourfulSupplier Part NumberWV724R9K0902Range DescriptionWiserBrand NameDrayton