Honeywell RTH111B1016/A

Simple, easy to use non-programmable thermostat. A non-programmable thermostat provides simple control of your heating and cooling system. Just set it to the temperature you want and adjust it up or down as desired. For more than a century, Honeywell thermostats have been the popular choice of homeowners. This thermostat is compatible with single-stage heating/cooling systems, heating, cooling, heat pumps without backup heat, mill volt, pellet stoves and fireplaces. It does NOT work with electric baseboard heat (120-240 V), heat pump systems with backup heat and multi-stage heating/cooling.