Now you can see the outside temperature from the inside of your house. This unique 18 inch tall wall mount thermometer has a clean cylindrical style similar to the contour of a "rocket". It easily mounts on any wall or surface and features a patented swivel bracket that can be turned from 0 to 180 º to accommodate the best viewing from any vantage point. The thermometer is constructed of silver anodized aluminum to withstand the elements and the scale is imprinted with a bi-colored graduation (black for the normal range and red for freezing temperatures).Anodized AluminumMeasuring Ranges: Temperature: -40°F to 120°FDimensions: 18.5 x 4 x 2 in. (47 x 10 x 5.1 cm)