Many of our customers have been very interested in Infrared detecting technology, that is non-contact, fast and accurate, and with a safe and healthy 3-5cm measuring distance for owners, crew, and guests. This thermometer has an auto power-off after 15 seconds idle time that is energy-saving and environmental protection since it is powered by two AAA batteries. The temperature unit conversion function is selectable and changeable between degrees centigrade and Fahrenheit. The device can store the last 99 measurements or automatically delete the last measuring data when you use it again so that it can be used for a long time. Multi-function thermometer can measure not only body temperature, but also the temperature of the surface, room, bath water, food, baby, animals, milk, etc. It comes with three colors backlight (color alarm). When the body temperature is normal, the backlight is green, a yellow backlight is for a slight fever, and a red backlight is for high fever. The thermometer comes with a buzzer on/off function, and the alarm point is settable. Operate with a one-click button, very simple to use, and with only seconds measuring time, and the accuracy is ±0.2 degrees centigrade.