Resideo TH1210DH1001 Thermostat

Pro 1000 Horizontal Non Programmable Thermostat, 20-30Vac or 750mV, Manual Changeover, Heat-Off-Cool-Emergency Heat System Switching, Auto-On Fan Switching, 2 Heat/1 Cool Heat Pump Systems, 40-90 Degree Heat Temperature Setting Range, 50-99 Degree Cool Temperature Setting Range , ± 1 Degree Accuracy, 5-90% RH Non Condensing Operating Humidity Range, Dual Powered: Battery or Hardwired, Premier White