This machine adopts an imported CO2RF laser or a domestic COz laser. Imported CO2 RF laser has good mode.long working life and stable output power, it perfectly meets the need of continuously industrial production. Domestic COz 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 the mass assembly line production.Optional lasers are available upon request:Germany Rofin, U.S, coherent, SYNRAD or domestic COzetc.