Beurer Tria Laser Precision LAS 50 Instructions D'utilisation page 16

3. If the top and bottom lights remain lit and
you do not hear a series of beeps, then
it may not be safe for you to use the Tria
Laser Precision. Or, you may be using the
skin sensor incorrectly and need to try
again. To try again, lift the device tip from
your skin and follow Steps 1 and 2 above.
If you still cannot unlock the Tria Laser
Precision, please contact Customer Service
for assistance.
SET THE TREATMENT LEVEL
The Tria Laser Precision offers three different
treatment levels: low, medium and high. In a
clinical study, higher levels were found to be
2-3 times more effective. So for best results,
we recommend you use the highest level
that you can tolerate.
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When the Tria Laser Precision is on and
unlocked, press the power button to select
your desired treatment level. Each time
you press the power button, the level will
increase. Once the Tria Laser Precision is
at the maximum level, pressing the power
button again will return it to the lowest level.
Treatment Levels
Low Medium High