"NLA/DISC" Pro1 T755H Universal Tstat
Compatible with Conventional and Heat Pump Systems3 Heat 2 Cool Heat Pump2 Heat 2 Cool ConventionalHumidity Control7 Day, 5/1/1 Programmable or Non-Programmable6 sq. inch displayBlue backlightEasy access battery compartmentElectric or Gas configurableMounts on wall or junction boxBattery or 24v power