The Google Nest Learning Thermostat 3rd Generation in Copper is a smart home device that allows you to control your heating efficiently. This programmable thermostat is compatible with Apple HomeKit, Google Home/Assistant, Amazon Alexa, and Nest. It features a circular shape and can be wall-mounted or surface-mounted. The thermostat uses sensor technology to adjust the temperature based on room conditions and can be controlled using a dial or the Nest app. With a voltage of 24V and a sleek design, this thermostat is a perfect addition to any modern home.