[Quick and Non-contact Measurement] The infrared thermometer can get the body temperature reading in one second while keeping a distance 3-5 cm(1.2-2 inches) from the forehead of the human body, which may not only measure accurately and quickly body temperature, but also avoid risks. [Fever Warning and Tricolor Display]: The forehead thermometer has an alarm sound. When the temperature is abnormal, a buzzer will sound to remind you. And in body mode, the forehead thermometer has three different background colors. to indicate what stage your temperature is at, so that you can better monitor your health: Green(32.0-37.4) ,Orange(37.5-37.9), Red(38.0-43 .0). [2 in 1 mode]: the infrared thermometer can be used to measure the body temperature of babies, children and adults, as well as to measure the temperature of the surface of the room, water, milk and other objects. One instrument can meet your multiple demands. This non-contact thermometer, which is only available in our store, uses infrared technology to quickly and accurately obtain the temperature of the human body or object. Additionally, you can toggle the C/F to your available. The accuracy of the medical thermometer is 0.2C/0.4F. [Memory Mode & Auto Power Off]: The infrared thermometer can store 32 measurements for easy recording and viewing at any time. In addition, this medical thermometer is also very energy efficient, it will automatically shut down 13 seconds after stopping its use, thus extending the use time. (Note: battery not included in delivery) After you receive the product, if you have any problem, please feel free to contact me, I will do my best to help you solve the problem. High quality store for you