• Program weekdays, Saturday and Sunday, each with 4 program periods per day.
• Easy to use, basic operation keeps programming easy.
• Compatible with heating/cooling systems and heat pumps with auxiliary heat.
• Backlit display for easy viewing even in dimly lit rooms or hallways.
• Does not work with electric baseboard heat (120-240V) or multi-stage heating/cooling systems.

The Honeywell RTH2410B1000/U 5-1-1-Day Programmable Thermostat features a series of highly intuitive options for customizing your thermostat's schedule. This weekday and Saturday/Sunday programmable thermostat gives you the ability to program weekdays separate from Saturdays/Sundays and comes equipped with four distinct program periods per day. This programmable thermostat utilizes the proven and relatively simple programming logic that's found in similar thermostats that carry the Honeywell name. Easy to navigate controls, enlarged buttons and a wide screen all come together in creating this programmable thermostat. The end result is a programmable thermostat that's very manageable and highly responsive to your settings.