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6. POWER ON/OFF
Press button to turn on or turn off the power.
7. Auto power off
The duration of auto power off time is 15 minutes.
If you want disable auto power off, please hold
button and press
button at the power
shutdown mode. When you see the “n-SL” display
on the LCD, that means the auto power off function
is off. If you want enable auto power off, please
restart the meter.
8. BACKLIGHT
Press button to turn on the backlight, pres this
button again to turn it off.
The backlight time is 15 seconds.
9. CHANGE AIR VELOCITY UNIT
Press button to change the air velocity unit.
m/s→knots→km/hr→mile/hr→ft/min→Beaufort