NEJE A40640 Laser Engraver Professional Versio Laser Module Compressed spot technology,laser head,laser cutting tool

A40640 (Artist's Choice) is a classic creative master 2 beam zoom laser module, it is the world's first 2 beam laser diode engraving and cutting module with zoom design, with the best metal engraving ability, fast groove engraving ability, perfect cutting compatibility. Better application on a wider range of materials, The strongest power density (0.04×0.06mm with 12W+ pulse and 11W continuous optical power, Use 80% power (9W+) when cutting for a long time)of enables the A40640 to have the top engraving ability, There are very special and top artistic expressions on the carvings of stainless steel grayscale carvings, stone carvings, Glass Carving, hardwood reliefs, canvas art, and other materials. The adjustable focal length design enables the A40640 module to have a uniform cutting thickness of 20mm and short-focus fast cutting capabilities. If you only consider 1 module to help you solve all the needs, it is the best choice.

Note(Please pay attention)

1. Please wear laser goggles during usage and avoid touching the laser directly with your eyes and skin! 
2. Do not engrave mirror objects，Pay attention to fire，Pay attention to pets when working！ 
3. Smoke will be generated when burned, please pay attention to smoke exhaust indoors. 
4. The warranty period of laser module is one year. If you have any quality problem(Except individual situation like using the laser module more than 30 minutes per time and casue the damage ), please feel free to ask our customer service for a help. 
5. If your laser module has any problem, please DO NOT dismantle it without our permission. It will destroy the laser module. 
6.  If you have any quality problem about the machine, please feel free to contact us. Many operative problem can be solved according to your video and problem description. Thank you in advance. 
7. This laser module is compatible with our NEJE Master 2S Plus and Master 2S Max machine . 
8. It can also be compatible with other cnc equipment, such as 3d printers, CNC MIlling, etc., but you need to master a certain knowledge of pwm waveform control.