The Rossmax Infrared Ear Thermometer DET-105 is specifically designed for safe use in the eardrum. The Infrared Ear Thermometer is a device capable of measuring people’s body temperature by detecting the intensity of infrared light emitted from the ear canal of human. It converts the measured heat into a temperature reading displayed on the LCD. When properly used, it will quickly assess your temperature in an accurate manner. The infrared thermometer is intended for the intermittent measurement of human body temperature by people of all ages.