Pocket Test Thermometer, Food Service Thermometer Sub Category Stem Thermometer, Temperature Test, Temp. Range (F) -40 Degrees to 450 Degrees F, Temp. Range (C) -40 Degrees to 230 Degrees C, Accuracy +/-4 Degrees F, Stem Length 4 in, Standards NSF, Diameter 3/4 in, Length 4 in, Stem Material Stainless Steel, Case Material Plastic, Lens Material Plastic, Display LCD, Digit Size 13/32 in, Metal Detectable Yes, Features Auto-Off, Includes LR44 Lithium Battery, Pocket Sheath