Braun ThermoScan® 7: No.1 brand used and recommended by doctors with the definition of fever changes with age. Features the patented Age Precision® technology - age-adjustable fever guidance that takes age into account to take the guesswork out of temperature measurement. Color-coded display for easier interpretation of results Braun ThermoScan® 7 with Age Precision® is as accurate as rectal measurement on newborns.