Material:stainless steel and acrylic Working Voltage:DC 12V Laser Power:500mW Engraving Area:40X50CM(maximum) Size:56x44x16CM Control software: benbox software support power can be adjusted, weak light positioning. Can engraving materials:foam, wood, bamboo, plastic, paper, thin leather, bank card, rubber 2. Can not engraving material:metal, stone, ceramic, shell, light-reflecting material, transparent 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 1x Laser goggles. International buyers please note: a. The item "4050cm Area Mini Laser Engraving Cutting Machine Printer Kit Desktop 500mW" is in sale since Tuesday, September 06, 2016. This item is in the category "Business & Industrial\Printing & Graphic Arts\Screen & Specialty Printing\Engraving". The seller is "cskwin2015" and is located in HK. This item can be shipped worldwide.