It is a 785nm fiber coupled laser with adjustable power supply. The output power is 5000mW and it can adjust by adjusting the current. 785nm laser is bear ir laser, we can not see the laser beam. But when it shone on the sponge, white smoke suddenly emerged. And the fiebr core diameter, fiber length and fiber interface type can be customized.
Laser link: https://www.civillaser.com/index.php?main_page=product_info&products_id=698
