Resideo - Honeywell Home TH8321R1001 Thermostat

Thermostat; Type 7 Day Programmable/Non-Programmable, Wireless, 3-Heat/2-Cool (Heat Pump), 2-Heat/2-Cool (Conventional), Auto/Manual Changeover; Color Arctic White; Voltage Rating 18 to 30 Volt AC/750 Millivolt at 50/60 Hertz; Size 4-15/16 Inch Width x 1-1/8 Inch Depth x 4-5/8 Inch Height; Display Size 10 Square Inch; Power Method Battery/Hardwired; Terminal Type Screw; Switch Positions Heat-Off-Cool-AUTO (System), Auto-On-CIRC (Fan); Terminal Designation R, RC, C, W (O/B), W2 (AUX/E), Y, Y2, G, A-L/A, K, U1, S1, Changeover Auto/Manual; Ambient Temperature 32 to 120 Deg F; Setting Temperature Rating 40 to 90 Deg F (Heat), 50 to 99 Deg F (Cool)