Ensure great-tasting food at your busy commercial eatery with the Adcraft 3 Inch Freezer/Refrigerator Thermometer with Stainless Steel Casing. This specialized thermometer has a range of accuracy from -20°/80°F and -20°/0°C so your food is always kept at the correct temperature and doesn’t spoil. The protective Stainless Steel Casing is built to last, and the easy-to-view, 3” Dial’s Safe Temperature Zone indicators maintain optimal cooling levels for your freezer or refrigerator. This ideal freezer/refrigerator accessory can stand alone or be hung and is NSF Certified.