This is a professional digital Thermometer with 2 external K-Type Thermocouples for high temperature measurements. You can replace the thermocouples with any standard K-Type thermocouple connectors. The thermometer has advanced features with 5 digits LCD Display and able to display Higher Temperature Range (up to 1300 C / 2372 F), Higher Resolution (up to 0.1 C / 0.1 F) and Higher Accuracy (up to 0.1 C). Moreover, you are able to fine tune the temperature by using Self-Calibration Function and Restore Factory Setting. It has a wide range of applications in Ovens, Furnaces, Ceramics, Pottery, Molten Metal and many other industrial uses. Package included: 1 x Digital thermometer 2 x Test probe 1 x 9V battery 1 x English user manual Note: The thermometer itself can sensor 1300. C, but the 2 test probes can only test the temperature up to 250. C, so if you need to test more than 250. C, please change these two probes.