ecobee3 lite heats and cools more efficiently over time by factoring in weather patterns and HVAC system performance. Plus, monthly energy reports show how much you saved and how to save even more. Equipped with the essential features to start saving you up to 23%* annually on heating and cooling. Connect to SmartSensor (sold separately) for better comfort in the rooms that matter most.

Certified to meet the highest standards of home comfort and energy conservation. Adjust the temperature and turn on vacation mode anytime, anywhere. Sends an alert if there is a disruption, like a sudden temperature drop that could lead to frozen or burst pipes. The display lights up when you’re nearby so you can check the weather and the five‑day forecast.

Main Features

• Includes: ecobee3 lite thermostat, ecobee3 lite backplate, Install guide, Wire labels, Drywall plugs, Screws, Power extender kit, Large trim plate
• ENERGY STAR® certified
• Control from anywhere on iOS and Android
• Apple HomeKit + more integrations
• Compatible with SmartSensor
• Home IQ Reports
• Alerts & Reminders
• Smart Recovery
• AC Overcool to Dehumidify
• Supports 2-stage heating and cooling
• Fan Dissapation
• Advanced thermostat capabilities
• Seamless setup
• Powering Methods: Wired 24VAC through terminals C and Rc. Power Extender Kit enables you to reliably power your thermostat without having to run a fifth wire.
• Thermostat Sensors: Temperature, Humidity, Proximity
• Mounting: Screws
• Only install in a dry indoor location
• Black front, white sides and back
• Thermostat: Length: 102.88 mm (4 in.) x Width: 102.88 mm (4 in.) x Depth: 21.4 mm (0.8 in.)
• Trim plate: Height: 170 mm (6.7 in.) x Width: 170 mm (6.7 in.) x Depth: 6.25 mm (0.2 in.)