ecobee3 Lite Smart - Programmable Wifi Thermostat - Siri, Alexa, Google (1569)

#1569 Save up to 23% annually on heating and cooling costs (compared to a hold of 72°F) Control from anywhere using your Android or iOS device Add SmartSensor to manage hot or cold spots and deliver enhanced comfort to the rooms that matter most Automatically pauses your heating or cooling when a door or window is left open (requires ecobee SmartSensor for doors and windows and a Smart Security subscription) ecobee was named an ENERGY STAR Partner of the Year award winner Integrates seamlessly with your preferred smart home system. Connectivity - Wi-Fi, 802.11 b/g/n @ 2.4 GHz Compatible with most 24VAC HVAC systems: furnaces, ACs (2H/2C), heat pumps (2H/2C + 2 stage AUX), boilers, PTACs, and fan coil units (3 fan speeds).