Features: Handheld infrared thermometer for non-contact measurement of object surface temperature. The bright laser pointer for easy and accurate aiming makes measurement even more precise. Adjustable emissivity from 0.10-1.00. Optional temperature units: Celsius(C) and Fahrenheit(F). Can measure maximum, minimum, difference, average value and also can set high and low temperature alarm which is especially suitable for batch measuring. With data storage function, can store at most 30 groups of temperature. You can store, recall and clear the data as you want. LCD display with backlight, easy to read.