MS6522B Infrared Thermometer, Temperature Gun, Spectral response: 8-14μm: It can measure the temperature of the surface of objects and is suitable for various objects. Laser: <1mW/630-670nm: Built-in laser target indicator for easy aiming. ℃/℉ selection: Two temperature units, ℃/℉, can be selected to meet the needs of different users. Response time: 1 second: high measurement accuracy and fast temperature measurement. Reading lock, maximum value, minimum value/average value: You can lock the reading and view the maximum value, minimum value or average value for easy use. Display backlight: convenient for use in dark environments. Low battery display: reminds the user to replace the battery in time. Overall, this product is a versatile and superior infrared thermometer that can be used in a variety of situations.