With its own scale ruler, marking the calibration position is simple, large working table, can achieve a wide range of continuous uninterrupted marking. Integrated design, small volume, low power consumption, long life, high efficiency, maintenance-free, with high quality laser beam, fine spot, no consumables. Scanning galvanometer is imported, good sealing, waterproof and dust proof, compact and solid, marking speed. Software operation is simple, powerful, strong compatibility, support a variety of file formats, marking effect is clear.