Features: brand new and high quality 300x300mm Large carving area, no limit of carving height, so you can carve as you like. The upgraded lifting device and X-axis belt design are convenient for moving up and down (0~40mm) and better control of carving accuracy. Anti-slip foot pad design, more stable body, and free your hands at the same for time. 5.5W laser- module with heat sink, high-efficiency laser- engraving. Professional Software Control:Benbox, GrblController, LiteFire, Laser- GRBL, etc. Stainless steel, aluminum material, plastic, ceramics, wood, bamboo, paper, leather, rubber, sponge paper, etc. (NOT support engraving metal, stone, glass, reflective or transparent materials.) Specifications: Materail:Metal Communication Port: Micro USB Luminous Power:5500mw Output Power:20W Laser- Wavelength: 4455nm Engraving Area: 30x30cm/11.81x11.81in Engraving Accuracy: 0.01mm Item Size: Approx. 57x48.5x17cm / 22.44x19.09x6.69in Net Weight:4150g Note: Please allow 1mm errors due to manual measurement. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1Set Laser- Engraving Machine