Livebetter. Save more. With its beautiful design, easy-to-use touchscreen display,and up to 23%* savings on heating and cooling costs, the ecobee3 lite is the smarter thermostat that helps you live better and save more. It also now pairs with room sensors to help manage hot or cold spots in the home, delivering comfort to the rooms that matter most. And because they track occupancy, they make your home even smarter about saving energy when you’re away. ecobee3 litepairs with up to 32 sensors. Works with Amazon Alexa, Apple HomeKit, GoogleAssistant, Samsung SmartThings & more!