Resideo - Honeywell Home C7735A1000 Return Air Temperature Sensor

Return Air Temperature Sensor; Operating Temperature 0 to 200 Deg F; Mounting Duct; Size 4-1/8 Inch Width x 1-1/4 Inch Depth x 3-7/8 Inch Height; Application Non-Zoned RedLINK Enabled Wireless System, TH6320R1004/TH5320R1002 Wireless FocusPRO Thermostat; Color Gray; Includes Mounting Hardware