... CCooling water:inclusion-free purified waterWorking Voltage: 220 ± 10% 50HZNumerical control board: LED screen, Chinese & English version operation menu, touch ... level:CDR,CAD,,,all kinds of software can be used.Control Software:accurate mould cutting system(Chinese & English versio). ... auxiliary gas during working(300W power machine type).7.It is always available & no need to wait for on-off, save ...