4 in 1 Multifunction The ear and forehead thermometer can not only measure body temperature (baby from 3 months), but also the environment and objects such as food and water. Accuracy and ReliabilityThe temperature range of the thermometer is 0.4F (0.2C). 35 memories keep an eye on the temperature change. Backlit LCD screen and automatic shutdown in 10S. Convenient and easy to useThe infrared thermometer is equipped with an outstanding microchip and a high sensitivity sensor. With just one touch, you get an accurate measurement in 1 second. Tricolor fever warningThe infrared thermometer has the function of a tricolor alarm. Green display shows normal temperature (32~37.3C, 89.6~99.1F). Yellow display shows low fever, (37.4~37.9C, 99.3~100.3F) and red display shows high fever, (38.0~42.9C, 100.4~108.6F)