1.6-layer PCB board 2.Min Hole Size:0.3mm 3.Min Line Width:0.1mm 4.UL,ISO9000,ISO14000,ROHS 6-layer PCB boardBase Material:FR4Copper Thickness:1ozBoard Thickness:0.25mmMin Line Width:0.1mmMin Line Spacing:0.1mmMin Hole Size:0.3mmSurface Finishing:HASL Lead FreePacking:Inner Packing:vacuum packing Outer Packing:standard carton packingDelivery:3-7daysCertificate:UL,ISO9000,ISO14000,ROHS