Resideo TH6320U2008 Thermostat

T6 PRO Programmable Thermostat, 20-30 Vac, 2 Heat/ 2 Cool Conventional Systems, 3 Heat/2 Cool Heat Pumps, Programmability: 7 Day, 5-1-1 Day, 5-2 Day or Non Programmable, 40-90 Degree Heat Setting, 50-99 Degree Cool Setting, Heat-Off-Cool-Auto-Em Heat System Switching, Auto-On-Circ-Follow Schedule Fan Switching, Auto or Manual Changeover, LED Back Light, Battery or Hardwired, 3 Degree Accuracy, ± 1 Degree Differential, 5-90 % RH Non Condensing Operating Humidity Range