ERGONOMIC DESIGN: Functioning both as a forehead thermometer and ear thermometer, the ergonomic, single hand design can be activated with only one touch of a button. Perfect for use with young babies, infants or adults of any age. CLINICALLY TESTED: The eTherm adult & baby thermometer has been clinically tested to provide accurate contactless temperature readings for the whole family. Temperature readings can be taken via forehead or ear canal for maximum ease-of-use. ACCURATE AND INSTANT MEASUREMENTS: Quick temperature measurements in just 1 second; measures in either °F/°C units. High level of accuracy in the range of 89.6°F to 109.2°F (32.0°C - 42.9°C) with ±0.4°F (0.2°C) tolerance. No-touch required on forehead to obtain a reading. EASY TO READ AND USE: Large, clear LED display helps to easily and accurately read measurements that can be viewed, even in the dark. The eTherm will beep when it is ready to read. eTHERM SELECTED BY CNN AS THE #1 BEST THERMOMETER: For travel as the smallest, most durable on-the-go infrared thermometers. Lots of functionality and slim design makes it easy to slide into a toiletry bag or purse.