Feature: 1. WORKING RANGE: The temperature measurement range is ‑50‑530℃ (‑58‑986℉), especially suitable for measuring temperatures above boiling and below freezing, applied to cooking, barbecue, car maintenance, power repair, and other tasks. 2. HIGH ACCURACY: This thermometer fully utilizes the 12:1 distance spot ratio to help you measure farther distances. For better accuracy, it is recommended to have a distance of about 36cm (14.2 inch) between the thermometer and the object. 3. MULTIPLE FUNCTIONS: Pull the trigger to start dynamic real time temperature detection, supporting self calibration, maximum and minimum values, ℃ and ℉ unit selection, data holding, backlight on off, and automatic power off functions. 4. ENERGY SAVING: This industrial temperature gauge is powered by 2 AAA batteries (not included), making it convenient to use anytime, anywhere. With automatic shutdown and low battery indicator function, extending battery life. 5. APPLICABLE SCENES: This handheld thermometer is suitable for measuring the temperature of object surfaces and is suitable for kitchen, garage, HVAC installation, home maintenance, commercial heating, and other fields. Specification: Item Type: Industrial Thermometer Material: ABS Battery Type: 2 x AAA Battery (not included) Measurement Range: -50-530℃ (-58-986℉) Accuracy: ±1.5℃, ±1.5% Resolution: 0.1℃, 0.1℉ Distance to Spot Ratio: 12:1 Emissivity: 0.10-1.00 Adjustment (0.95 preset) Maximum Minimum Value: Yes Self Calibration Function: ±5℃ Selectable ℃ ℉ Units: Yes Color Screen Display: Yes Data Hold Function: Yes Current Environment Temperature: Yes Auto Power Off: Yes Backlight On Off Optional: Yes . Package List: 1 x Industrial Thermometer 1 x User Manual