Robertshaw RS1100-72 Thermostat

Thermostat; Type Low Voltage, 5-1-1 Day Programmable/Non-Programmable, 1-Heat; Cover Type Rectangular Horizontal; Color White; Voltage Rating 24 Volt AC at 50/60 Hertz; Current Rating 1 Amp; Temperature Rating 40 to 90 Deg F; Size 4.5 Inch Width x 1 Inch Depth x 3.35 Inch Height; Control Type Heat, Off; Terminal Configuration R, W; Accuracy +/- 1 Deg F; Application Gas, Electric, Oil; Includes 3 Volt DC AAA Alkaline Battery