Thin Film Silicon Solar Cells Pcb, 2layer rigid PCB with red soldermask and thin board thickness 0.15mm Place of Origin:Guangdong, China (Mainland) Model Number:Security system assembly Base Material:FR4 Copper Thickness: 1OZ Board Thickness:0.15mm Min. Hole Size:0.15mm Surface Finishing:Immersion Gold Testing Service::Omron AOI/X-Ray/ICT/Solde Special: 2-layer with 0.15mm board thickness,red soldermask Routing/Punching:CNC-Test: 100% Inspection standard: IPC-A-600H/IPC-6012B, Class 2/3 Outgoing reports: final inspection, e-test, solder ability test, micro section and so on.