Aprilaire 8840 Touchscreen Wi-Fi Automation Indoor Air Quality Thermostat With IAQ Control

The Aprilaire 8840 Automation Thermostat With IAQ Control is easy to program and helps you save money on energy costs by allowing you to set back the temperature during the night or when you're away. The 8840 features a full color touch-screen and is fully Wi-Fi capable. Not only do Wi-Fi thermostats give you the ability to modify your home's temperature from any mobile device, the Aprilaire scheduling and program over-ride provide the usability needed to save money without sacrificing comfort.  When paired with an Aprilaire whole-home air purifier, the Aprilaire 8840 allows you to clean your home's air on your terms with event-based air cleaning. This is perfect for allergy and asthma sufferers and for times when your air is more contaminated than usual. For example, when pollen counts are high or you're churning up dust when vacuuming. Features: Universal 3H/3C or 4H/2C HP Humidity and Ventilation 2 Part - 3 Wire Design Compatible with Amazon Alexa and Google Assistant (when not integrated in a home automation system)