Save up to 26% per year on heating and cooling costs. ENERGY STAR certified. Included SmartSensor (50 dollar value) adjusts the temperature in the rooms that matter most to reduce hot or cold spots to keep you comfortable. In comparison to a hold of 72°F. Built-in air quality monitor alerts you to poor air quality, provides tips on how to fortify it, and reminds you when it’s time to change your furnace’s air filter. Premium materials and advanced engineering mean a large, vibrant display with a cinematic interface, a timeless design, and next level occupancy sensing. ecobee Smart Thermostat Premium is a complete home monitoring hub that includes built-in smoke alarm detection and alerts to conceivable break-ins when your system is armed. Get notifications right through sudden temperature drops that could cause damage. ecobee Smart Security plan required Comes with a smart speaker and your selection of Siri or Alexa Built-in. Keep watch over your home the use of the power of your voice and listen to your favorite Spotify playlists and podcast through your thermostat’s speaker. Apple home hub required to enable Siri on Smart Thermostat Premium Compatible with most 24VAC HVAC systems: furnaces, ACs (2H/2C), heat pumps (2H/2C + 2 stage AUX), boilers, PTACs, and fan coil units (3 fan speeds). Includes Power Extender Kit for C-Wire-less homes, ensuring easy installation. If a window or door is left open for 5 minutes ecobee will alert you and mechanically pause your heating or cooling, saving you money even as helping the environment. SmartSensor for doors and windows and an ecobee Smart Security subscription required to get entry to this feature