Honeywell 661184 Universal Programmable T-Stat 2-Stage Heat-3-Stage Cool TH8320R1003

Outdoor temperature indication (select models) shows current outdoor temperature on the display to help you plan outdoor activities. Large Clear Display with Backlighting current temperature set temperature and time are easy-to-read and all are displayed on the home screen. Menu Driven Programming Guides you through the scheduling process showing only necessary information and choices on each screen. Ability to Select Multiple Days allows you to easily customize the thermostat for your unique schedule. Real-Time Clock keeps time during power failure- automatically updates for daylight savings. Armchair Programming allows you to remove thermostat from wall to set the schedule. Precise Temperature Control (+/- 1 F) reliable consistent comfort. Multiple HOLD options allow you to modify schedule indefinitely or for a specific time. Change Reminders reminds you to service or replace the air filter humidifier pad ultraviolet lamp or thermostat batteries. Programmable Fan increases air quality when combined with a whole-house air cleaner. Up to 3 heat / 2 cool. The TH8320U Touchscreen Universal Programmable Thermostats provide electronic control of 24 Vac heating and cooling systems or 750 mV heating system. 3/2 Wire.