Thermometer5 sets of high and low temperature alarm preset values, equipped with a three-color LED alarm light for quick identification of high and low temperature points. Convenient for inspecting damaged parts. By adding color elements to different information on the display, it clearly distinguishes various parameters, allowing users to quickly obtain the information they need. Below the screen, it can display average values and differences, which helps to observe them simultaneously during measurement, reducing additional operations. The emissivity can be adjusted according to the material of the object being measured, with a range of 0.1-1.0. Selecting the appropriate emissivity ensures accurate and reliable temperature measurements with higher precision. Provides users with more precise and reliable measurement data.