Taotuo 500mW Mini Portable USB Laser Engraver DIY Laser Engraving Printing Machine SOFTWARE SUITABLE for Windows Systems-Windows 97/03/7/8/10/XP (Not Supported on UNIX, MAC, Linux);Fits for the Type of Picture Format --JPG/GIF/BMP/DIB/ICO/CUR/PNG CARVING MATERIAL:Wood,Bamboo,Leather,Paper,Ivory,Bubinga and other Flammable Materials. CANT ENGRAVE METAL,GLASS,STONE,CERAMIC.The Laser Engraving Machine with a Mini Fan, thus making the Surface of the Carved Objects Cleaner and Clearer STRONG FRAME DESIGN is made of Iron Alloy with 405nm Blue Violet Laser;the Removable Laser Head is more Convenient for your DIY Life TRULY 500MW VIOLET LIGHT LASER HEAD,Can be used offline, Even when leaving the Computer,Only connect the Power Adapter. 512x512 high Resolution Print. MAX ENGRAVING AREA:1.5 inchesx1.5 inches (38x38mm),MAX SIZE of CARVING OBJECT:3.15inches(Width)x2.68inches(Height)xUnlimited(Length)