Programmable-7 Day or 5-Day/2 Day-versatile programming options offer custom comfort and energy savings;One-Touch Away Mode-turns down heating or cooling with one touch to save energy when no one is home;Energy Reports-show how often and how long the heating or cooling system has run;Automatic changeover-decides between heating and cooling operation, depending on indoor temperature;Smooth Setback Recovery-keeps the temperature in the home right where homeowners want it, when they want it by starting the heating or cooling up to 2 hours in advance;Touchscreen display-large (4.3"), easy to use display with adjustable brightness;Customizable reminders-allow to set a series of service and parts replacement reminders which display on the home screen;Filter Reminder-reminds homeowner when it is time to change the filter;Conventional System-works with conventional 1 Heat / 1 Cool systems;Compatible with Lennox brand non-communicating equipment and most other brands of heating and cooling equipment