Taylor Precision Products Connoisseur Tube Refrigerator/Freezer Thermometer 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. The thermometer can be attached via clips, suction cups or magnets. 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.