"Chicco Infrared Easy Touch Thermometer Infrared Easy Touch- Thermometer The thermometer takes the temperature on the forehead in just a few seconds and provides accurate and rapid readings. It is compact and easy to use thanks to the position of the proble.in a few seconds, Characteristics: 25 memories Lithium battery (5 year life span) Co/ Fo selector Accoustic signal (fever alarm) for temperatures over 37.5Co (or 99.5oF) Forhead temperature is traditionally considered to be a valid indication of body temperature, due to the fact that a few mm under the skin of the temple area, there is the temporal artery, which carries blood from the heart to the brain's control centre for body temperature. "