Resideo - Honeywell Home C7189R1004 Temperature and Humidity Sensor

Temperature and Humidity Sensor; Type Wireless, Battery Powered; Operating Temperature 35 to 114 Deg F; Mounting Vertical Wall; Size 1-7/8 Inch Width x 15/16 Inch Depth x 2-7/8 Inch Height; Application Indoor, Prestige IAQ 2.0/VisionPRO/RedLINK Thermostat; Color Arctic White; Humidity 5 to 90 Percent RH (Non-Condensing); Includes (2) AA Alkaline Battery