Aprilaire 8463 Thermostat, Programmable Dual Powered Thermostat - 1-Heat/1-Cool
- Large 4.5 square inch LCD with high contrast for easier reading Bright, white backlit display is easy to read Displays room temperature, temperature setting and outdoor temperature (with 8052 sensor, sold separately) simultaneously Removable battery cover for fast, easy replacement Easy to use temperature control and override program schedule at anytime Progressive recovery Permanent program retention during power loss Indefinite setpoint Hold Choice of 5/1/1 day programmable, or 5/2 day Dual Po.