UEi Folding Pocket Digital Thermometer, -58 to 572 °F, NSF Listed, Waterproof

UEi Folding Pocket Digital Thermometer (UE-PDT550) is an NSF certified digital thermometer with a folding 3.5 in probe and waterproof housing designed for HVAC, refrigeration, food service, and general temperature measurement, offering a published temperature range of -58 to 572 °F (-50 to 300 °C), Min/Max and Hold functions, auto power off, low battery warning, selectable Fahrenheit or Celsius units, built-in magnetic mount, and dual-purpose probe cover that doubles as an extension. This pocket thermometer is intended for contact temperature checks in ambient air, liquid, and surfaces, making it important for technicians to verify the published range meets the application, confirm proper probe positioning for accurate contact measurement, and allow readings to stabilize before interpreting results.