nubeca PO8201 Owner's Manual page 18

STEP 9. When the desired setting is displayed on the screen, press
enter LED backlight setting mode.
STEP 10. Press
setting. press
(For PO-8201B )
STEP 11. Press
button to change settings. L1 setting is brighter than L2
button to turn off the oximeter.
to change settings. Press button to turn on Bluetooth.
18
button to