Features:

Vented Cover for Improved Temperature Sensing
Setting Lever and Thermometer Scale on Thermostat Face
Mounts Directly on the Wall or on Vertical Outlet Box
Integrated Thermometer and Setting Scale
Mercury-Free

Specifications:

Manufacturer: Honeywell
Manufacturer Part Number: T822L1000
Product Type: Thermostat
Cover Type: Rectangular Vertical, Vented
Color: Premier White
Voltage Rating: 20 to 30 VAC
Switch Type: SPST, Precision Snap Action
Sensor Element: Bi-Metal
Terminal Designation: R, Y
Accuracy: /-2 Degrees F
Setting Temperature Rating: 45 to 95 Degees F
Dimensions: 2.15" x 5.3" x 3.35"
Weight: 0.32 lb.