The Franklin Machine Products 138-1149 Comark #314 Waterproof Pocket Thermometer is a precision tool designed for diverse professional settings. Measuring 8 inches (203mm) in total length with a 4-7/8 inch (127mm) probe, this digital, pen-type thermometer is tailored for ease of use and portability. It offers an extensive temperature range from -58 to 300 degrees Fahrenheit (-50 to 150 degrees Celsius), making it suitable for a broad spectrum of applications across culinary and industrial sectors. The thermometer features a data hold (D-H) button, allowing users to accurately capture and retain temperature readings for precise monitoring. This product comes equipped with a battery, ensuring it is ready for immediate use upon arrival. An NSF certification enhances its credibility, assuring adherence to public health and safety standards. The exceptional waterproof design of the Comark #314 not only assures durability in challenging environments but also makes it an invaluable tool for chefs, laboratory technicians, and HVAC professionals who require dependable and accurate temperature measurements. The compact and efficient design of the Franklin Machine Products 138-1149 Comark #314 Waterproof Pocket Thermometer underscores its significance as a reliable instrument in any temperature-sensitive operation.