Smart thermostats are used to adjust indoor ambient temperatures and humidity levels. It is an enhanced version of conventional thermostats:

smart thermostats combine software, sensors, online connectivity, algorithms, and consumer-friendly interfaces to save on energy and promote electricity conservation. Several wireless technologies such as ZigBee and Wi-Fi are used to connect smart thermostats with mobile computing devices such as smartphones and tablets. Wireless technologies enable consumers to control and manage their smart thermostats from anywhere in the home.