NEJE MASTER 3 Laser Engraver with B30635 Laser Module

1. Fan speed: 10600rpm2. Single output power: 600mW3. Laser wavelength: 405nm4. Focus spot size: 0.02×0.02mm5. PWM input: 3-12V0-20KHZ6. Support system: Win 7/8/XP/10, Android APP (NEJE scanner).7. Please wear laser goggles to avoid direct contact of the laser with eyes and skin!8. Do not engrave mirror objects, pay attention to fire prevention, and pay attention to pets when working!9. Smoke will be produced when burning, please pay attention to indoor smoke exhaust.10. The warranty period of the laser module is one year. If you have any quality problems (except for individual cases, such as using the laser module for more than 30 minutes each time and causing damage), please feel free to ask us for help.11. If there is any problem with your laser module, please do not disassemble it without our permission. It will destroy the laser module.12. Package includes:• 1 x Master 2 Laser Engraver• 1 laser module• 4 nuts• 1 goggle• 1 x L-Wrench• 1 x USB cable• 1 x Small Wrench• 1 12V2A power adapter• 1 EU adapter• 1 small wooden block• 1 x test strip