Can not engraving material: metal, stone, ceramic, shell, light-reflecting material. In the process of using, please wear professional protective glasses. Suggested that the laser light in the case of focus, the power is too strong, do not use strong. Light to illuminate the skin.
Avoid the use of flammable objects or gases in order to avoid causing a fire or explosion. 1x DIY Desktop Mini Laser Cutting/Engraving Machine. The item "500mw 40x50 DIY Mini Laser Engraver Engraving Cutting Machine Desktop Printer" is in sale since Monday, August 28, 2017.This item is in the category "Business & Industrial\Printing & Graphic Arts\Screen & Specialty Printing\Engraving". The seller is "industrytrade" and is located in Dayton, New Jersey. This item can be shipped to United States.