Robertshaw / LUX Easy Stat Programmable Digital TX2 Heating and Cooling Thermostat TX-2 Heating and Cooling Electronic Easy Stat Digital Programmable Thermostat Combination Heating and Cooling Thermostat. Can also be used for Heating Only or Cooling Only Saves You Money and Provides Maximum Comfort Pre-Programmed for Convenience with Easy Re-Programming Can be used with Gas, Oil, and Electric Systems