Lennox S40 (22V24) Smart Thermostat, Touchscreen, WiFi, Communicating System Control, Programmable, Geo-Fencing, Remote Access, Alexa Enabled, Easy Installation, Non-Returnable Factory Warranty

providing hassle-free 10-year warranty coverage against any manufacturing defects or malfunctions. To maintain the warranty validity, it is necessary to hire a certified HVAC installer for the proper installation. Failure to use a professional HVAC installer may void the warranty. If the thermostat is not professionally installed, the item cannot be returned or refunded. How to register for Warranty, instruction included in the box.
Features a 7-inch high-definition color display for easy readability. User-friendly touchscreen for easy system configuration and maintenance alerts. Offers multiple schedules, One-Touch Away Mode, and Smart Away feature using geo-fencing technology.
Compatible with 4-wire standard thermostat wiring, use shielded thermostat cable for noise interference prevention. Works with most 24VAC furnaces, air conditioners, air handlers, and heat pumps (up to 3 stages of heat and 2 stages of cooling) except communicating HVAC equipment other than LENNOX.