[4 in 1 infrared thermometer] The digital forehead thermometer is suitable for all ages, adults, children and the elderly. It supports forehead, ear and object temperature measurement and air. and are easy to change. _x000D_ [Accurate and reliable] The non-contact infrared thermometer has passed the test of accuracy and reliability. (Measuring deviation 0.1 degree) You only need to press a button when using this infrared thermometer for forehead, and temperature_x000D_ accurate can be delivered immediately within 1 second. _x000D_ [Fever alert] LCD display with fever warning system clearly shows measurement data. The fever thermometer will display the temperature status with the corresponding emoticons. If the temperature exceeds 38 degrees, an alarm_x000D_ will be emitted to remind you. _x000D_ [Memory function] One-click query of 40 groups of historical body temperature data and timely capture of dynamic changes in body temperature during the day, which is convenient for comparison before and_x000D_ after treatment. _x000D_ [easy to use] Easy-to-read LCD screen displays important information, and no matter what day or night, babies or toddlers can use the unique silent mode feature.