Non-Contact Infrared ThermometerMade with the latest infrared measurement technology, so temperature can be obtained from a distance without physical contact. Provide greater protection for you and your family (applicable to children over 3 months and adults) Easy to use Just press a button, less than a second , we will get fast and accurate temperature measurement, because its minimum error range is only 0.2 degree (two measurements at least 5 seconds apart) Reminder of the buzzerIf a reading less than 32 registers is recorded, the "LO" symbol will be displayed and the buzzer will sound 2 times. If a reading above 37.8 is recorded, 6 consecutive beeps will sound. If a reading above 42.3 is recorded, "Hi" mark will be displayed and 2 consecutive beeps will sound. HD LED DisplayUsing the LCD display, l battery indicator and silent mode, even in the dark, you can easily get the measurement values in 1 second through one-button service. Memory function and automatic shutdown: The clinical thermometer has memory function and can store 32 sets of temperature data, which can help you record better. (Press and hold the measurement button for 4 seconds to enter memory mode) The thermometer will automatically turn off after 60 seconds of inactivity to save power.