Berrcom Non-Contact Infrared Thermometer, 1-second testing, Quick, Accurate Non-contact Infrared Thermometer FEATURES Special design to take the Human Body Temperature with a 3-5cm (1.2-2 in) distance from forehead. Reliable and stable measurement, thanks to the advantage Infrared Detection System. Audible alarm if temperature is more than 38C (100.4F). Memorize the last 32 temperature measurements. Three color backlits LCD digital display screen. Temperature unit can be displayed in either Celsius or Fahrenheit. Automatic power-off ( 30 secs) to conserve energy. Longevity use (100,000 readings). Practical, easy to use. CLINICAL THERMOMETER Instantly takes the temperature from a distance without contact.