Emerson Sensi Wi-Fi Thermostat With Home Kit, Remote App Control, Home Comfort Control Anytime, Anywhere, Universal Compatibility Heat, Cool, Heat Pump, Dual Fuel, Geo-Fencing Smart Feature & Flexible Scheduling Options For Energy Savings, Works With The Wires In Most Homes, No C-Wire required except Home Kit, Auto Changeover, Humidity Sensor, Large Back Lit Display, Multi Stat Control Capable For Light Commercial & Pro Markets.