The Honeywell CM51 7 Day Programmable Thermostat T6651A1036 is a rectangular-shaped thermostat with push button and digital control style. It offers 7-day programmability for temperature control in a 2-wire wire configuration. The thermostat is powered by a corded electric source, suitable for 24-240V systems. With its heat-off system switching, this programmable thermostat from Honeywell is ideal for efficiently managing heating and cooling systems in a residential setting. Brand new however box is damaged from storage