Precautions:

1. Due to the powerful power of the laser, it is forbidden to start the engraving machine without supervision. Keep it if you're not around.

2. Detailed instructions for using the device can be found in the user manual for parameter settings.

3. When operating the laser engraving machine, the laser protective cover should be installed; if it is not installed, you need to wear goggles.

4. Do not touch the laser with your hands, because you can get burned.

5. Avoid strong impact on the device.

6. Children under 14 years of age are not allowed to use this product, and children over 14 years of age require adult supervision.

7. Do not direct the laser directly at reflective objects, as this may cause injury to the operator or burn the laser.