Features: 1The emissivity is adjustable, and different emissivity can be adjusted according to different materials to make the measurement more accurate. 2It is widely used in chemistry and chemical equipment, mechanical maintenance, substations, industrial equipment, food processing, household electricity and other fields. 3The temperature measurement range of this thermometer is ?50?550 (?58H?1022H), high accuracy, 0.5 second response time, faster measurement. 4Large LCD display screen with backlight function , the measurement results can be displayed on the screen intuitively and clearly, which is convenient for reading. 5With data hold function, measurement maximum and minimum values, backlight display selection function, H/ conversion, high and low temperature alarm, average value, difference value, more convenient measurement. Package included: 1 x Infrared Thermometer(Battery Not Included) 1 x Cloth Bag 1 x Instruction Manual