Features: Battery-operated, portable and built-in foldable stand and only operate with 6 simple buttons with clear indications. Suitable for beginners and professional users. Factory calibrated. Has reset to factory setting. Range of the main unit is -50C ~ 1300C (-58F ~ 2372F). Apart from Max/Min/Average, Auto power-off function, this K-type Thermometer has specially designed a "T1-T2" calculation function that facilitates users to find the difference between 2 samples easily. The main unit is protected by a removable silicon rubber holster, it protects your device from an accidental drop and extends its life. Package Includes: 1X Digital Thermometer Specifications: Material: Plastic Size: 14.9x7.1x4.1cm/ 5.87x2.8x1.61 in Display: 5 digit LCD display Resolution: 0.1/0.1 Accuracy: 0.1%0.4 Optional temperature units : //K T1 and T2 dual inputs Temperature difference between T1 & T2 Multi-point self-calibration and restore factory Settings function With read value lock, low power display function Automatic shift/high value/low value/average value Fast sampling speed, automatic temperature compensation Integrated rear support with shock protection sleeve Power: single 6F22 9V battery note: Please allow 1-3cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item.