Taylor Precision Products Large Dial Kitchen Refrigerator/Freezer Kitchen Thermometer with Suction Cups Amazon.comThis thermometer keeps track of the temperature inside a freezer, refrigerator, or deli case from minus 40 to 60 degrees F. Its 3-1/2-inch face is magnified so it can be read easily, and the face shows safe zones for food temperatures in green. A shatterproof plastic lens protects the glass temperature tube, which is filled with a nontoxic liquid. The thermometer can stand on a flat surface or be hung from a rack. –Fred BrackProduct DescriptionThe Taylor Classic Design Freezer/Refrigerator Utility Thermometer provides superior results for commercial and industrial food service environments. Compact and accurate, this refrigerator/freezer thermometer provides crucial temperature readings for food safety applications. Easy-to-read temperature range indicators provide at-a-glance readings for freezer zone, refrigeration zone and danger zone conditions. A shatterproof clear plastic lens encases the thermometer and aids in accurate readings. The thermometer fluid is non-toxic and safe in the event of breakage. This thermometer is backed with a lifetime-limited warranty. COMPACT AND ACCURATE: To ensure food safety, this compact fridge/freezer thermometer is compact to fit in your appliances to provide crucial temperature readings. Use the suction cups or clips to fit anywhere. | EASY TO READ: Temperature range indicators provide at-a-glance readings for freezer zone, refrigeration zone, and danger zone conditions. The lens is magnified for easy viewing. | QUALITY DESIGN: A shatterproof clear plastic lens encases the thermometer and aids in accurate readings. The thermometer fluid is non-toxic and safe in the event of breakage. Air bubbles in the liquid can occur during shipping and can be removed by tapping the product with the bulb end down to reattach the fluid. | NSF: The thermometer is NSF (National Sanitation Foundation) certified so it complies with all required standards for the quality, durability and cleanability of consumer products. | LIFETIME : This thermometer is backed with a lifetime so you can make your purchase with confidence.