450nm 7w laser engraving Blue Laser module head
tube high power DIY high power bright
Blue Laser module head
1: When using this product, please wear laser safety goggles to protect your
eyes to prevent the temporary dazzling caused by direct laser.
2: The energy is very high when lighting, pay attention to the hand or body do not burn,
maintain a certain distance, pay attention to avoid. Because light burning will produce smoke,
pay attention to open the window in a ventilated environment.
