Use Instruction

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2) Click "Bond" and then “This APP needs to use Bluetooth” going to pop
up.Click “Allow”,the APP will search automatically. When "Connected to:
JDY-08" is displayed, the connection is successful.Bluetooth symbol " "will
then appear on the screen of the device.
3) The test can be performed according to 3.3 test steps for measurement, and
the measured values will be uploaded to the APP synchronously.
4) Click "Got it" to enter the test interface.
5) Repeat the measurements as per steps 1-4.
NOTICE:
 The measurement should be taken three times in the morning and three in
the afternoon. If the measurement is less than three times, the symbol
“ ”on test interface is red, prompting you to continue to complete the
measurement.After the measurement has been completed for three times, it
turns blue to indicate that the measurement has been completed.
3.6.4 Report
 Click " " in the test interface and select “Data Report” to view the data graph of
PEF value and PEFR within a week.