Thermostat; Type Universal, Mechanical, 1-Heat/1-Cool 1-Stage; Cover Type Rectangular Vertical; Color Classic White; Voltage Rating 20 to 30 Volt AC at 50/60 Hertz; Current Rating 0.15 to 1.2 Amp; Switch Type Snap Action; Size 4-1/2 Inch Width x 1-1/2 Inch Depth x 2-3/4 Inch Height; Approval UL, CSA, AHRI, ACCA, ISO 9001, NEC Class II; Mercury-Free; Terminal Designation RC, RH, W, Y, G, O, B, A; Setpoint Temperature Rating 50 to 90 Deg F; Operating Humidity Rating 0 to 90 Percent RH; Application Conventional Gas, Oil, Electric