Refrigerator Freezer Thermometer, Food Service Thermometer Sub Category Refrigerator/Freezer Thermometer, Cold Storage, Temp. Range (F) -20 Degrees to 86 Degrees F, Temp. Range (C) -30 Degrees to 30 Degrees C, Accuracy +/-2 Degrees F, Standards NSF, Case Material Plastic, Lens Material Plastic, Display Analog, Metal Detectable Yes, Features Alcohol Based, Clips or Hangs in Freezer or Refrigerator, Safe Temperature Zones Indicators, Sticks, Manufacturers Warranty Length 1 yr