Use Instruction

10
recommendation to take appropriate treatment measures, such as
increasing the dose of medication or seeking emergency treatment.
:
 Please clean mouthpiece according to the Manual Chapter 4 to prevent
from dust because of transport or storage when you use the device for the
first time.
 Do not block the air outlet with your tongue or teeth, otherwise the
measurement result will be affected.
 Mouthoiece must be used by one person,don’t cross-use.
3.4 Remeasure
 Short press the “ON/OFF” button. When you hear the continuous “DIDIDI”
sound, repeat step 3.3 to repeat the measurement testing.
 The device will automatically store the highest PEF value measured as the
final measurement result. Performing the measurement testing 3 times is
recommended. Doctors generally recommend taking one measurement in
the morning and one in the evening every day.
3.5 History Record
 Click the “LEFT” or “RIGHT” button to check the corresponding history
measurement record, and the corresponding history record number and test
time will be displayed at the same time.
 After selecting the required history record number, the upper line displays
the history record number, the lower line displays the corresponding test