Digital Fridge or Freezer Alarm Thermometer (RT801) | ThermoWorks
Refrigerator Thermometer, Two Pack Fridge Thermometer Stainless Steel Freezer Thermometer with Red Indicator, Large Dial Thermometers for Freezers Monitoring Thermometer for Home, Kitchen, Restaurants - Walmart.com
Traceable Hi-Accuracy Refrigerator / Freezer Thermometer with Alarm Traceable Hi-Accuracy Fahrenheit / Celsius -58 to 158 F (-50 to 70 C) Bottle Probe Wall / Door Mount Battery Operated, 1/ EA - Health Care Logistics 17988 EA - Betty Mills