Features 1、[K Type Thermocouple] The thermometer uses K type thermocouple temperature sensor as the sensor. 2、[Reliable Accuracy] Adopts single chip microcomputer software control, with reliable accuracy and no temperature drift. 3、[Self Calibration Compensation] Has the function of self calibration compensation, automatic transmission display of large value and small value test function. 4、[Low Voltage Display] The thermometer has a low voltage display and automatic shutdown, and the measurement power consumption is 0.5mA. 5、[Style Design] The style design is reasonable, which is convenient for temperature measurement in any situation. Specification Item Type: Digital Thermometer Material: ABS, Silicone Model: For DT1311 Battery: 1.5V 4 x AAA (Not Included) Purpose: Industrial Temperature Test and Measurement Basic Parameters: Display LCD Widescreen: Maximum Display 999.9 Measuring Range: -200℃ to 1370℃, -328℉ to 2498℉, 73K to 1643K Resolution: 0.1℃/0.1℉, 1°/1℉, 0.1K/1K Accuracy: ± (1% reading + 1℃), ± (1% reading + 2℉), ± (1% reading + 2K). Working environment: 0 to 50°C (14 to 122°F) Humidity: <80% Package List 1 x Digital Thermometer 1 x Temperature Probe 1 x User Manual