Whenever a fever has to be measured, the Siensync thermometer is most suitable. Not all children stop at fever. Due to the fast forehead and ear measurement of the thermometer this is no longer necessary. After just one second, the temperature can be monitored via the display. After one second, the measurement is finished and a loud acoustic sound is heard. The display is in Fahrenheit and Celsius. Because of its easy operation, the Siensync infrared temperature thermometer is very popular.