NC-S4040 mini laser engraving machine 1.40W laser tube 2.imported reflector and focus lens 3.CE certification 4.DSP/PCI mini laser engraving machine NC-S4040ApplicationAdvertising and sign,building decoration, art and crafts, furniture,wooden package,toy,model,computerized embroidery and clipping, packaging and paper industry.Parameters:With up and down worktable, Simple frame and elegant ...