The infrared forehead thermometer is specifically designed for safe use on the forehead. The Infrared Forehead Thermometer is a device capable of measuring people’s body temperature by detecting the intensity of infrared light emitted from the forehead. It converts the measured heat into a temperature reading displayed on the LCD. The infrared forehead thermometer is intended for the intermittent measurement of human body temperature from the skin surface of forehead by people of all ages. When properly used, it will quickly assess your temperature in an accurate manner.