Sanwu Laser

Referring specifically to these videos found on Youtube,
I ask you all members if it is a "False" or a "Truth"
To me for that little experience I have, I do not find there are 7.7W and 8.9W and 8+ laser diodes ... Will this really be a good seller this Sanwu?


sanwu laser lpm testing 7.7W445nm

https://www.youtube.com/watch?v=zKXJQK5Qj74


sanwu laser 8.9W445nm lpm testing

https://www.youtube.com/watch?v=3eUgdwRUzQM&t=5s

NUBM41 8W+445nmlaser destroy ceramics

https://www.youtube.com/watch?v=74aWVzIoKNY


Judge YOU ....!