Straight shank, surface probe. As a temperature measurement sensor, it is usually used as a temperature sensor working with digital type K thermometers. Features: response, precise sensitivity, flexibility, resistance and stable performance. Wide temperature sensing range: -50~500 Application: Test the surface temperature of refrigeration equipment or products, such as molds, glassware, aluminum manufacturing, bearings, and other solids. Specification: Model: NR-81530 Thermocouple Type: K type Response time: Probe Material: 304 stainless steel Handle Material: Bakelite Temperature Measurement Range: -50~500 Wire Length: Approx. 2000 mm / 78.74 inch Package Includes: 1 Piece K-Type Thermocouple Probe Note: 1.Please slight difference between from the above actual item due to manual measurement. 2.Due to between different monitors,there a little color difference acceptable, please kindly note.