Features:Non-Contact Measurement: The non-contact infrared thermometer, you only need to stand in the distance range of 1-10cm in front of the thermometer. Avoid touch skin, more healthy and safe.Accurate and Reliable: The forehead thermometer is equipped with the advanced infrared technology and high precision sensor for getting reliable and accurate readings within 1s.Large Screen Display: The thermometer features the LCD display with large and clear fronts, thus making reading clear.C and F Unit Switchable: This Auto Intelligent infrared thermometer can show readings in Celsius or Fahrenheit. The measuring range: 32 C-43 C / 89.6F-109.4F.Memory Function: It can store 50 sets of measurement data for easy comparison.Abnormal Temperature Alarm: If the temperature was over than 42.9C, the thermometer will beep three times and show Hi, If the temperature was lower than 32C, the thermometer will beep three times and show Lo.Flexible Installation: This infrared thermometer can be placed on a tripod or fixed on the wall. Hands-free and self-service test to ensure personal safety. Wide Applicability: Widely used at home or in factories, office buildings, supermarkets, restaurants, schools and community entrance and so on.