This instrument is a portable digital thermometer. It has stable performance, high precision, low power consumption, novel structure. Safe and reliable, its an ideal measuring instrument for the majority of users. Features: Primary functions: Test normal atmospheric temperature or high temperature. K type thermocouple probe with plug. It is a speeding reaction bead thermoelectric coupling, generally applicable to many fields. When not connected to a thermocouple or thermocouple open, the LCD will display the environment temperature. Low battery indication function. Data hold, Celsius degree and Fahrenheit degree selection. Scope of application: Agricultural, Industrial, Education, Office. Mini and lightweight, ultra-thin, easy to test. Method of use: 1. K type thermocouple is inserted into the thermocouple jack. 2. The sliding switch sliding to or . 3. The thermocouple probe in contact with the measured object. 4. Then read the results from the display. 5. If the display value is less than 200, you can choose to display the 0.1 range resolution by pressing the RANGE key. Specifications: Material: ABS Thermocouple Type: K Power Supply: 2 * 1.5V AAA (Not included) Sampling rate: About 2 times/second Display: 3 1/2 bit LCD Measurement Range: - 50 - 750 / - 58 - 1382 Length: 1m (with a plug) Working environment: 0 - 40, less 80% RH Storage environment: - 10 - 60, less than 70% RH Item weight: 93g Item size: 12.5 x 6 x 2.5 cm / 4.91 x 2.36 x 0.98 in Package weight: 157g Package size: 15*9*3.5cm/5.90*3.54*1.37in Note: Item color may show sight aberration due to different shooting light and monitor display. Packing list: 1 * PEAKMETER PM6501 Digital Thermometer 1 * Temperature Probe 1 * English User Manual 1 * PU Leather Bag