This machine adopts an imported CO2 RF laser or a domestic CO2 laser. Imported CO2 RF laser has good mode, long working life, and stable output power, it perfectly meets the need of continuous industrial production. Domestic CO2 laser is cheap and easy to maintain. It can replace ink coding of date, batch number, and text on a variety of products. Compared with ink coding, laser marking has advantages like higher security, no pollution, no consumables, low cost, and simple operation, and it is suitable for mass assembly line production. Optional lasers are available upon request: Germany Rofin, U.S. coherent, SYNRAD, or domestic CO2, etc.