This infrared thermometer PCBA is used to measure the forehead temperature of the human body. It is very simple and convenient to use. (1).Trigger button, one key for 1 second can accurately measure temperature; (2).No laser spot, avoid potential damage to eyes; (3).No need to touch human skin, avoiding cross infection; It is suitable for home users, hotels, libraries, large enterprises and institutions, and can also be used in hospitals, schools, customs, airports and other comprehensive places, and can also be used by medical staff in clinics.