Liquid Filled Food Service Thermometer, Metal Detectable No, Case Material Plastic, Features Can Stand or Hang, Lens Material Glass, Manufacturers Warranty Length 1 yr, Maximum Temperature 60 Degrees F, Minimum Temperature -20 Degrees F, For Food Contact No, Product Type Refrigerator/Freezer Thermometer, Accuracy +/-1 Degrees F, Application Refrigerator/Freezer, Overall Length 6 in, Display Type Analog, NSF Certified Yes