Mechanical Food Service Thermometer, Metal Detectable Yes, Case Material Stainless Steel, Lens Material Glass, Manufacturers Warranty Length 1 yr, Maximum Temperature 180 Degrees F, Minimum Temperature 100 Degrees F, Overall Diameter 2 3/4 in, For Food Contact No, Dial Size 2 in, Product Type Oven Thermometer, Accuracy From 130 Degrees to 180 Degrees F +/-5 Degrees F, Application Holding Line, Overall Length 2 3/4 in, Display Type Analog, NSF Certified Yes