Lead free HASL Surface finish required to meet ROHS compliant
FR4 material with 0.4mm-3.0mm boards thickness
Copper weight:0.5OZ,1OZ,2OZ
4-4mils track width spacing
0.2mm min finished hole size
Certificate:UL,ROHS,ISO9001:2000
Markets:Europe,America,Asia
High quality but lower price pcb