【AUTOFOCUS FUNCTION】- Focus can be automatically performed. Combined of the galvanometer lens, field lens, and red dot position system, as long as the thickness of the material to be marked is entered in the software, the machine can automatically focus accurately and efficiently. 【ADJUSTABLE & PRECISE SCALE】- The fiber laser engraving machine is equipped with a hidden lifting rod for high positioning accuracy. The handwheel can be used to adjust the height of the galvanometer system. A computer stand is used to fix the computer screen, convenient for work. 【STRONG COMPATIBILITY】- The fiber laser 30w can be compatible with Windows XP, 7, 8(Support 32 bit/64 bit. NOT compatible with the iOS system), for CORELDRAW, AUTOCAD, PHOTOSHOP, and other format files; support PLT, PCX, DXF, BMP, etc, can use SHX, TTF font directly. 【INTEGRATED MARKING MACHINE】- Made of durable aluminum material, this integrated metal laser engraver is solid, compact and lightweight. Easy to operate with concise control panels. Heat dissipation vent allows for continuous and safe working. 【WIDE APPLICATION】- The laser engraver for metal and non-mental is widely used in many industries: Jewellery, computer and cell phone keyboards, auto parts, electronic components, buckles, integrated circuits, and so on. Able to engrave codes, decorative maps, LOGO, serial numbers, etc.