multilayer pcb for net-minitor main borad 1 ... 3)certificate:UL,ROHS,REACH multilayer pcb for net-minitor main borad2) Copper thickness: 1 ... TOLERANCE±0.1mmPROFILEMILLING MOULDING V-CUT CHANFERCOATINGHAL, LEAD FREE HAL, ENIG/IMMERSION GOLD, OSPSOLDER MASK COLORGREEN ... BLACK, WHITE,REDTECHNNOLOGYBLOCK,BGA,PEELABLE,CARBON INKASSEMBLYLEAD FREE,NOT LEAD FREELEGEND COLORWHITE, BLACK, YELLOW,GREENCERTIFICATEUL ...