Springfield 91719 12" Tree Trunk Cross Section Polystone Thermometer Suitable for indoor or outdoor use, this 13.25-inch thermometer is made from durable plastic that withstands even the most severe weather conditions year-round. This thermometer features a durable, high-impact resin construction with a crystal-clear-view protective lens. The Tree Slice-themed graphics are silk screened with fade and UV-resistant inks that keep the color bright for years to come. The bold numbers and ABS pointer make this thermometer easy to read from across the yard. Monitor a wide range of temperatures in your area no matter what part of the country you're in thanks to the -60- to 120-degree Fahrenheit temperature range. Precision-made thermometer coils ensure trustworthy temperature readings.