... holes. 1. Aluminum power supply pcb for light2. OEM PCB/PCBA3. Custom-made PCB,MCpcb manufacturer4.Single layer,1.6mm ... board,only two holes.7.Quick turn round light pcb.8.High quality & low cost, your trustworthy partner ... ~3ozLayer no.Single side,double side,multilayers and aluminum pcb,FPC boardMax panel size32" * 20"min line width ... gold fingerCertificateRoHs,UL,ISO,IPC,SGS Power Supply Pcb,MC PCB