Features: Newly upgraded ultra-fine compression laser: The laser adopts 4-fold lens group collimation and focus technology, the optical power is 4.5~5.5W, and the laser focus area is reduced to 0.02mm². The high-density laser can easily cut 10mm thick wooden boards, 6-8mm black acrylic; can directly engrave mirror stainless steel metal and ceramics. Powerful Engraving Performance: The real 10W laser can easily cut through 15mm thick wood and 12mm acrylic, and engraver large areas of metal and wood. The metal engraving speed boost 200% and the engraving effects obviously improved. Modular Design: Easy to replace or upgrade the partss and achieve more functions. Spiral button is more convenient for height adjustmen.