How to use the ear type Infrared clinical thermometer?

Turn on the “power” button and the  screen shows last measured temperature data,  the it will automatically change to the Ear Measuring Mode 

Insert the  probe into the ear canal , pull the ear slightly backward to straighten the ear canal. Then insert the probe into the ear as far as it goes. Be sure the probe fully seals the ear canal. Hold this position until the measurement is completed.

Press the “ SCAN “ button key to wait about 2 seconds, then you can hear the long “Bi--” sound that meansthe measurement is finished .In the meantime the measured temperature data appears on the LCD screen.