4 in 1 Infrared ThermometerThe digital forehead thermometer is suitable for all ages, adults, children and the elderly. It supports forehead, ear and object and air temperature measurement. and are easy to change. Accurate and ReliableThe non-contact infrared thermometer has passed the test of accuracy and reliability. (Measurement deviation 0.1 degree) You only need to press a button when using this infrared forehead thermometer, and the accurate temperature can be provided immediately within 1 second. Fever AlertLCD screen with fever warning system shows measurement data clearly. The fever thermometer will display the temperature status with corresponding emoticons. If the temperature exceeds 38 degrees, an alarm will be issued to remind you. Memory functionOne-click query of 40 groups of historical body temperature data and timely input of dynamic changes in temperature. body temperature during the day, which is convenient for comparison before and after treatment. Easy to useEasy-to-read LCD screen displays important information.Also, no matter the day or at night, babies or toddlers can use the unique silent mode feature.