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Les langues disponibles
Switching on/off the Backlight of LCD Screen
The backlight of this laser tape measure turns on/off automatically in using.
Press any button, the backlight turns on, and it will stay turned on for 15
seconds. When no more button is pressed for approx. 15 seconds, the
backlight automatically switches off to save the batteries.
Mute Button
The laser tape measure has the function of audio indication. Users can turn
on/off the audio indication by pressing the mute button
as required. Each
time after switching on the measuring tool, the audio indication is preset as
switched on, you need to press the button for
seconds to switch off the
audio indication. For switching on the audio indication, press the same button
for seconds.
Re-calibration
To ensure the accuracy of the instrument, this product provides the
re-calibration function.
Step 1: When this measuring device turned off, press and hold the button
, and then press the button
once - keep pressing the button
at
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this time until there is "CRL" on LCD screen, indicating that it enters
re-calibration mode, and a flashing number appears at the bottom of the
"CRL".
Step 2: And then you can calibrate your values from -9 ~ 9mm by pressing
the button
and
.for
substracting and
for adding.
For example:
If the measured value of the this laser tape meausre is 3.778m, 2mm less
than the actual value, you can enter the re-calibration mode, and use the
button to increase the calibration value by 2mm on the existing basis.
If the measured value is 3.783m, which is 3mm larger than the actual value,
you can enter the calibration mode, and use
button to reduce the
calibration value by 3mm on the existing basis.
After adjustment, press the
button to save the calibrated results.
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And then for the next measurements, you can use this measuring device
normally.
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