This pocket thermometer features heavy‐grade, dishwasher‐safe stainless steel construction and a temperature range of 0°F to 220°F. It's magnified dial is easy to read and has clearly marked increments, with a shatter‐resistant lens over the dial to prevent accidents. This thermometer also has an anti‐roll design to keep it from falling off of tables and field calibration which requires no tools at all. In compliance with California AB1200 and Colorado HB22-1345 Rubbermaid has notified us that this product contains Stainless Steel (Iron, Chromium, Nickel, Manganese, and Phosphorus).