Enhance your home's temperature control with the Aprilaire 8840 WiFi Automation Thermostat. This programmable thermostat boasts a 7" color touchscreen and features digital display, built-in WiFi, smart connectivity, and app control for easy use. Its control style includes Wi-Fi, app control, digital, and touch. The thermostat is powered by corded electricity, and its voltage is 24 V. The thermostat also displays outdoor temperature and has a 3-wire wire configuration. This Aprilaire thermostat is perfect for anyone looking for a high-tech and user-friendly way to control their home's temperature. With its sleek black color and various programmability options, this thermostat is a must-have for any home improvement project.