1.Copper base rigid pcb 2.size: 130*139*2.0mm, ... black legend 4.HASL,3.0W/MK, DC1500V 1.Copper base rigid pcb2.size: 130**139*2.0mm, copper 2oz3 ... HASL,3.0W/MK, DC1500VNO. ITEM INDEX 01Surface treatmentHAL(lead free), Immersion Gold, OSP02LayerSingle-sided, double-sided, multilayer and ... 75 100 125 150 micron 07Metal base typeAluminum,Ferrum,Copper,Stainless steel08Metal base thickness0.5 0.8 1.0 ...