Waterproof with membrane key pads.

✓ Fits flat in shirt pocket.
✓ Stands up to constant use in wet/humid conditions.
✓ °C/°F switchable.
✓ Field calibrates.
✓ 3″ probe with 1.5 mm tip assures reliable testing of thin foods.
✓ Range -58° to 300° F ± 2° F.
✓ NSF listed.