1. NC movement very stable. 2. LCD display 3. Adopting imported ball screw 4. Taiwan linear guild rail 5. USB interface 6. The machien is CE certificatedControl system Micro controller Buffer capacity 1MB Engraving size 200*150mm Engraving speed < 200mm/s Laser tube type Sealed CO2 laser tube Laser power 40W Engraving accuracy 0.025mm Control panel english Power AC 110-220V/50-60HZ Drive type Stepper motor