Smart upgrade - Amazon Smart Thermostat is an easy way to switch from a traditional thermostat and help reduce energy usage.Supports temperature sensors - use compatible Echo devices (Echo Dot (4th and 5th gen), Echo Dot with clock (5th gen)) as temperature sensors to address hot or cold spots in your home.Save money - After purchase, Amazon will send you an email with details about rebates that may be available from energy providers in your area. Explore rebates above.Save energy - According to EPA estimates, ENERGY STAR certified thermostats save an average of $50 on yearly energy bills.Automatic Control - Alexa can automatically switch between your preferred home, away, and sleep temperatures.On-the-go control - Let Alexa set the temperature, or set it yourself from anywhere with the Alexa app.You can do it - The Alexa app will guide you through the installation process, but customer service is always available.Reliable - Made with Honeywell Home Thermostat Technology and backed by 130 years of experience.