Google Nest Thermostat - Smart Thermostat for Home - Programmable Wifi Thermostat - Snow

ENERGY STAR certified smart thermostat for home that helps you save energy and stay comfortable The Nest Thermostat is designed to work without a C wire in most homes, but for some systems, including heating only, cooling only, zone controlled, and heat pump systems, you’ll need a C wire or other compatible power accessory Nest Thermostat turns itself down when you leave, so you don’t waste energy heating or cooling an empty home