Brasscraft 2020NC Builder Programmable Thermostat, 45 - 90 deg F, 0.5 - 2 deg F 1st Stage, 2 - 6 deg F 2nd Stage Differential, 1 Stages Heat, 1 Stages Cool, Terminal Designations: Rc, Rh, O, B, Y1, W1, G, C, LCD Display, 18 - 30 VAC, 3 VDC, 3.62 Inch L x 4.72 Inch W x 1.38 Inch H
� 5-2 day programming
� Large 2 sq Inch display with bright blue backlight
� Adjustable temperature limits
� Hardwire or battery powered
� Permanent memory retains settings
� Filter check monitor
� Adjustable temperature differential
� Adaptive recovery mode (arm)
� Meets energy aware guidelines
� Esd guard electronic circuitry
� Compressor short cycle protection
� Temporary program override
� Programmable extended hold mode
� Front access reset button