WirelessCommunication[WiFi (2.4GHz / 5GHz)]SmartCompatibility[Google Home, Amazon Alexa]EnergySavingFeatures[Geofencing, Optimum Start]BoilerCompatibility[OpenTherm]Batteries IncludedYesYears Guaranteed2Width84 mmTypeSmart ThermostatsTimer CycleApp-Based DynamicScreen TypeLCDScreen Size53 mmPower Type[Lithium Ion]Number of Zones2 (Heating + HW)Height84 mmFinishPolishedDimensions(W) 84 mm x (H) 84 mm x (D) 32 mmDepth32 mmCompatibilityCombi boilers,system and heat-only boilers, air-source and ground-source heat pumps, biomass boilers, hydronic underfloor systems, zoned systems, high-voltage (switched live) systems, low current ((<3 A). Volt-free (dry contacts) systems, low current (<3 A). District and collective heating systems with accessible individual electric valve. Domestic hot water tanks. OpenTherm-enabled heating systems.Colour FamilyCopperColourCopperSupplier Part NumberT3031EXRange DescriptionLearning ThermostatBrand NameGoogle Nest