Pack Fridge Thermometers Classic Series Large Dial Thermometer with Hook and Retractable Stand-Pack Fridge Thermometers Classic Series Large Dial Thermometer with Hook and Retractable Stand. Package includes: 4 refrigerator thermometers in each pack (no batteries required) to meet your needs, allowing you to use and observe refrigerator temperature and specify safe temperature range for food. Uses: The widened base of the refrigerator thermometer allows it to rest on any flat surface or specific drawer in the refrigerator or freezer, and the hook can be hung on a shelf or specific drawer in the refrigerator or freezer Large Indicator: Refrigerator thermometer dial with red arrow symbol is large enough for you to read clearly and quickly; dial shows temperature range, suitable for refrigerators and freezers to keep food in a safe temperature range PREMIUM MATERIALS: The refrigerator thermometer is made of stainless steel, it is not easy to corrode, durable, waterproof, and can be placed securely anywhere Temperature Range: Thermometer measures temperature range from -20 to 80°F/-30 to 30°C, with different temperature zone indications marked on the dial; you can track the temperature of the refrigerator with the thermometer to help keep food taste better and fresher Spend.