The forehead temperature gun (infrared thermometer) is designed for measuring the human body forehead temperature reference. It is very simple and convenient to use. Accurate temperature measurement in 1 second, no laser spot, avoid potential damage to eyes, no need to touch human skin, avoid cross infection, one-click temperature measurement, and check for flu. 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 provided to medical personnel for use in clinics.