DESC: Medline Industries TMS40002 ( MIITMS40002 ): ThermoScan PRO 4000 Thermometer Ergonomically designed ear thermometer takes temperatures easily and accurately with the click of a button. ExacTemp technology active user feedback light signals correct positioning. Preheated probe tip minimizes cool-down effect for improved accuracy and repeatability. Automatic probe cover eject button. Built-in sensor reminds operator to use a new probe cover. Measures in degrees Fahrenheit. Uses Probe Covers MIITMSPC800, (sold separately)