This Choice 2" dial refrigerator / freezer thermometer is a must-have tool in any kitchen! Temperature control is a vital part of proper food holding, so it is important to have a thermometer that you can count on to give an accurate reading fast. This tool is a perfect companion to chefs and kitchen staff because of its ease of use! A 2" dial display lets you easily read temperatures from -20 - 80 degrees Fahrenheit and -29 - 28 degrees Celsius, with +/- 2 degrees of accuracy. The lens is made from glass, letting it stand up to use in even the busiest kitchens. It comes with marked temperature zones printed on the dial for quick reference, and it can be used standing or hanging, depending on which works best for your workflow. It's a great way to ensure that all of your cold products are held at the correct temperature for food safety.