... Power source380V/50-60Hz/20A(With standard ground)Laser Marking Machine features1), support CO2, YAG and other lasers, according ... high-precision two-way water cooler, to ensure that the machine is stable19) Marking card super-stable, powerful, flexible ... laser21) high-speed galvanometer, stable and reliable, no drift22) import Q switch laser control to improve23) Precision production, good looks ...