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! Don't update the firmware Package include: 1x DIY Desktop Mini Laser Cutting/Engraving Machine. International buyers please note: a.The item "50x65cm 3000MW Area Mini Laser Engraving Cutting Machine Printer Kit" is in sale since Monday, June 29, 2020. This item is in the category "Business & Industrial\Printing & Graphic Arts\Screen & Specialty Printing\Engraving". The seller is "kwotop2014" and is located in Shenzhen. This item can be shipped worldwide.