Fluke 80PK-11 Type-K Velcro Thermocouple Temperature Probe Your unit is calibrated prior to shipment with a new nist-traceable calibration Certificate with data The NIST calibration provides you assurance your instrument Meets manufacturers specifications. Your instrument is ready to Use day one meeting most quality system standards Connector type: yellow mini-thermocouple with .500 in pin Maximum-voltage: 24-volt AC RMS or 60-volt DC maximum for proper safe operation Measurement Range: -30 to 150 Degree Celsius (-19.3 to 302 Degree Fahrenheit) Accuracy: plus or minus 1.5 Degree Celsius (2.7 Degree Fahrenheit) Measurement Time: 10 seconds