White-Rodgers 1F75C-11NP

4V/Millivolt 70 Series 3.0" Display, Single Stage (1H/1C), Non-Prog Digital Thermostat: Backlit Display, System Switch-Heat, Off, Cool, Fan Switch-Auto, On, Temperature Limits, Dual Power. Terminals-RH,RC,C,W,Y,G,O/B