Infrared Thermometer Feature: Non-contact Body So it is easy to use. Just point & press the button. it read the temperature so easy. Body temperature measurement method: Aiming towards the forehead with the distance of 5-10 cm.Feature: Non-contact Body Infrared Thermometer is so easy to use. Just point and press the button and it read the temp so easy. Body temperature measurement: Aiming towards the forehead with the distance of 5-15cm. Making sure there is no hair, perspiration, cosmetic or cap covered on the forehead.