Meet Zen Thermostat. As beautiful as it is functional, the Zen Thermostat allows for easy and intuitive control of your home comfort, right from your smartphone. Designed to provide powerful home heating and cooling control when needed, but fade seamlessly into the background of your home when not in use. Choose the ZigBee edition of Zen Thermostat to connect to your home automation hub, or select WiFi for simple connection right to your existing WiFi network.