3 in 1 non-contact infrared thermometer: The 2 in 1 infrared thermometer not only measures body temperature, but also room and object temperatures. Infrared technology allows the thermometer to measure the temperature without touching any body or object, ideal for babies, children, adults and the elderly. Fever Alarm: After the temperature measurement, the LCD screen will display 3 Colors shown for different temperature levels. Green means normal body temperature, orange means low-grade fever, and red means high fever. Also smiley is shown for normal body temperature. Each temperature level is easily recognizable at first sight. Instant and Accurate Readings: Equipped with excellent microchip and highly sensitive sensor. Move the thermometer close to your forehead and then press the measurement button, after that you will get the exact temperature value immediately in just 1 second with an accuracy range of 1F 0.5C. The unit of measurement and can be switched according to your habits. Friendly design: Thanks to the large LCD screen, all data can be read clearly. With the backlight, the temperature readings can also be read at night without turning on the light and disturbing others. Auto power off setting saves energy and lifespan. Convenient Memory Recall and Reliable: The thermometer stores up to 10 measurement data with accurate time. In this way, all fluctuations in body temperature can be tracked. Detailed time recordings continue to ensure the accuracy of the measurement data.