Pocket Test Chef Thermometer Metal Detectable Yes Case Material Stainless Steel Includes Pocket Sheath Lens Material Plastic Manufacturers Warranty Length 1 yr Maximum Temperature 550 Degrees F Minimum Temperature 50 Degrees F Overall Diameter 1/8 in For Food Contact Yes Dial Size 1 in Product Type Stem Thermometer Accuracy +/-5 Degrees F Application Temperature Test Overall Length 5 in Display Type Analog NSF Certified Yes