Features: Suitable for both infants and adults. Automatic shutdown after 3040 seconds. Fast and accurate measurement to obtain correct result instantly. 20 groups of memory values for easy comparison of body temperature changes. LCD screen display with backlight, it is very visualized to see the result. Not only can measure body temperature, but also can measure the temperature of surface, room, bath water, food, baby milk, etc. Noncontact infrared technology reads from forehead with no physical contacts, prevents crossinfection between multiple people, fast and accurate temperature measurement via human canal. Three colors backlight (color alarm): When the body temperature is normal, the backlight is green, orange backlight is for slight fever and red backlight is for high fever.Specifications:Accuracy: 0.2CSize: 157*40.5*42mmMeasuring distance: 35cmMeasuring range: human body 3242.2CBattery: 2*AAA batteries (not included)