Food keeps better and longer when it is kept at the proper temperature. The CDN RFT1 Refrigerator/Freezer Thermometer is designed to measure refrigerator and freezer temperatures reliably and accurately. Use it to make sure that your refrigerator or freezer are kept at the proper temperature for better food storage and conserve energy by maintaining conservative temperatures. Designed to provide accurate measurements in a wide temperature range from -20 to +80°F/-30 to +30°C, this NSF Certified thermometer features a 2-inch (5.1 cm) dial with a laboratory glass lens. Constructed with 304 stainless steel for long lasting durability, this thermometer stands or hangs in the refrigerator or freezer. The color-coded scale provides targeted temperature zones for freezing, refrigeration and spoilage warning temperatures. From meats to chocolate, the oven or the freezer, whatever you need a temperature reading on, CDN has the thermometer for the task. Specializing in measurement tools, CDN produces the widest variety of thermometers, timers and scales on the market. Featuring advanced technology, quality construction, easy-to-read displays and user-friendly operations, CDN thermometers are essential tools in any kitchen. CDN covers the thermometer with a five-year limited warranty.