What is the operating temperature range and physical size of the T6 Pro thermostat?
The T6 Pro has an operating ambient temperature range of 37°F to 102°F (2.8°C to 38.9°C) and an operating relative humidity of 5% to 90% non-condensing. Its physical dimensions are 4-1/16" H x 4-1/16" W x 1-5/32" D (103.5 mm x 103.5 mm x 29 mm).
From the official Honeywell T6 Pro TH6210U2001 Smart Thermostat manual, page 12
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