30W laser module for NEJE master 2  cutting module upgrade kit fixed focal length sliding focus-visual protection

Features:

1. 30W electric power, 7.5W optical power output, can be directly upgraded on the basis of NEJE Master2 20W, if it is 7W and 3500mw customers need to replace the 12V3A power adapter.
1. Fixed focus design, only need a 6mm spacer on the bottom and lock the screw to adjust the focus
2. 30mm size, does not affect the engraving area of NEJE Master2
3. vision protection
4. Modified laser air assist
5. Intelligent drive, able to detect temperature and dynamically adjust the fan speed, making it quieter when not in use.
6. 15000 rpm dual ball high speed fan, stronger heat dissipation performance
7. 60mm built-in threaded copper core, added heat dissipation silicone grease, safe temperature control, NEJE 48-hour aging test

 
Package List:
1 x 30W single module
1 x sliding card slot
1 x 4pin cable
1 x L wrench