1. Press the on-off button for 1 second to switch on the meter.
2. Briefly press the AVG/backlight button to switch on the backlight.
3. Hold the impeller into the air or gas flow to be measured. The display shows the measured value.
4. Press the unit button to select your wind speed unit.
5. Press the °C/°F button to select the temperature measurement unit.
6. Press the MIN/MAX button to freeze the reading on the display. Briefly press again to unfreeze.
7. Hold the MIN/MAX button pressed to display the recorded maximum value, press again to display the recorded minimum value. Hold pressed to exit the function.
8. Hold the AVG/backlight button pressed for 3 seconds to enter the average measurement mode. The average reading of the last 10 recorded values will be displayed. Hold the AVG/backlight button pressed for 3 seconds to exit the mode.
9. Hold the unit button pressed while switching on the meter to enter the area setting mode. Release the unit button as soon as the desired measuring unit appears on the LCD display. Use all the buttons (except for the on-off button) to set your area. Switch off the meter to save your setting.
10. Press the on-off button for 3 seconds to switch off the meter.

 dubbele display
 aanduiding windsnelheid
 4-digit lcd-scherm
 instelbare oppervlakte-eenheid cm², m², ft²
 instelbare eenheid windsnelheid m/s, km/u, ft/min, knopen, mph
 luchtvolume 0.001 ~ 9999 m² (0.001 ~ 9999 ft²)
 temperatuurweergave in °C, °F
 batterij-laag-indicatie
 ingestelde (timer) of automatische uitschakeling
 geleverd met sonde, batterij, handleiding, schroevendraaier, etui,
gekleurde doos