The Nest Learning Thermostat 2nd Generation remembers what temperatures you like, turns itself down when you're away, and can be controlled over Wi-Fi from your iPhone, iPad, iPod touch, or Mac. Nest's Energy History shows you when your system was on and why, the Nest Leaf tells you when you’re saving energy, and the monthly Energy Report shows you trends in your energy use and tips to save more.
Learns what temperatures you like
Creates a custom schedule for your home
Turns itself down when you're away
Change the temperature from anywhere via Wi-Fi
Shows heating or cooling system usage history
Displays Nest Leaf whenever you select a temperature that'll help you save