New in box- box was damaged from shipping - Emerson Sensi Wi-Fi Smart Thermostat is a smart home device that allows you to control your heating and cooling systems remotely using your smartphone. It comes with a 4-wire configuration and is compatible with a variety of smart home systems including Apple HomeKit, Wink, Google Home/Assistant, Amazon Alexa, and Samsung SmartThings. This thermostat has a digital display and touch screen controls, making it easy to use. It features built-in WiFi and Bluetooth connectivity, allowing you to control your thermostat from anywhere. With its programmable feature, you can set up to 4 periods per day for each of the 7 days of the week, allowing you to customize your heating and cooling schedules. The Emerson Sensi also has a low battery indicator, filter replacement indicator, and automatic changeover feature, making it a versatile and convenient addition to your home.