The ecobee ecobee3 lite Smart Thermostat in Black Square is a programmable thermostat designed for home improvement. It features a sleek square shape in a stylish black color, adding a modern touch to any room. The ecobee3 lite model offers advanced technology for efficient heating and cooling, making it a smart choice for those looking to optimize their home's energy usage. With its trusted brand and innovative design, the ecobee thermostat is a popular choice for those looking to upgrade their heating and cooling system.