40W 80W Laser-Driver Blue Laser-Driver Board Laser-Driver With TTL For DIY Laser-Engraver 15W Laser-Module
Type: 12V

Colour: Black
Material: Metal

Package Contents:
2 set x Driver Board

Only the above package content, other products are not included.
Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.