Get smart about home heating and cooling with this Nest Learning thermostat. The Home/Away Assist function turns the temperature down automatically when no one is home, and the Farsight features detects when you are in the room to display the time, temperature or current weather conditions. This Nest Learning thermostat features Wi-Fi connectivity, so you can adjust the temperature from anywhere using your mobile device. Compatible with most 24V heating and cooling systems, dynamic sensor capabilities, Wi-Fi, downloadable app and alerts.