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Multi line laser is classified as a Class II / IIIa laser product according
to United States Government Code of Federal Regulations CFR21.
Do not stare at the laser, it will damage your eyes.
When moving the instrument, please turning off the power.
Do not use an acute article like finger nail to push the button on the top
of the unit.
When the instrument does not be used, please take off the battery to
avoid battery electrolyte effusion.
Do not break up or throw the battery into fire, please recycle the
battery after use.
Do not use or reserve the instrument under humid condition.
Avoid using C-ZN battery as far as possible.
2. Cautions
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