Pocket test thermometer 0°/220°F. Used for institutional food preparation for meat, poultry and baked bread, The dials are made of unbreakable plastic crystals and are shock resistant to withstand drops. The stem and case are made of stainless steel. The overall length is 5-1/2" and the dial has a 1" diameter. NOT DISHWASHER SAFE. NSF/HACCP. CANNOT BE LEFT IN WHILE COKING OR MICROWAVING. Blister packed.