Google - Nest Smart Programmable Wifi Thermostat - Fog

Works with conventional (2H/2C), heat pump (4H/2C), gas, oil, electric and dual fuel; Apple® HomeKit-enabled; Wi-Fi capability; Compatible with most 24V heating and cooling systems; 7-day schedule; 3.5" LCD touch screen

Meet the Nest Thermostat, the helpful thermostat with a cozy price. It can turn itself down to save energy when you leave the house. You can control it from anywhere with the Google Home app - whether you're on an errand or in bed. And it's easy to install yourself.