led light circuit board 1.PCB Quality: UL, ISO9001:2008, ROHS compliant,SGS Test 2 ... . MCPCB Range: We provide PCB for both low power and high power LED products.3. Board thickness: 0.4~3.2 ... -4, CEM-1, Aluminium Base, Rogers, Taconic,etcFinish Board Thickness0.2mm-3.8mm(8mil-150mil)External Copper Thickness35um-210umInternal ... ,Immersion Silver/Gold, OSP,Plate Gold, Gold Finger LED Light Board