User's Manual

Thermometer eTE-89B4 User Manual V1.0

 No operation for 30 seconds, the device automatically shuts down.

 Automatically switch the ear temperature and forehead temperature mode through

the probe cap.

Ⅴ. HOW TO USE

1. Taking the measurement

 Forehead temperature mode: Cover the probe cap, press the button. The

device is powered on and automatically connected to Bluetooth. After about 2

seconds, the dot matrix screen displays “FOR” and enters the standby state. it

will display For℃. Take the probe touchs your forehead and then press the button.

Release the button and wait 1 second until you feel the vibration.The

measurement is finished. The LED displays the latest measuring result.No

operation for 30 seconds, the device automatically shuts down.

 Ear temperature mode: Take off the probe cap, press the button. The device is

powered on and automatically connected to Bluetooth. After about 2 seconds, the

dot matrix screen displays “EAr” and enters the standby state. it will display

EAr℃. Fit the probe tip into the ear canal and then press the button. Release the

button and wait 1 second until you feel the vibration.The measurement is finished.

The LED displays the latest measuring result.No operation for 30 seconds, the

device automatically shuts down.

Note:

 In order to avoid the accuracy of the device due to externally too cold or hot

environment, the equipment must be placed in an environment with a

temperature of 5 ° C ~ 40 ° C for at least 30 minutes before use.

 Subjects should stay in the test room for at least 20 minutes to balance the

body temperature before measuring.