led aluminum star pcb 1,Factory directed price 2,Fast lead time ... accpted 3,High quality 4,Quality Certification App led aluminum star pcbLayer: 1-30Board finished thickness:0.21mm-7.0mmMaterial: ... finish/treatment(finish coattingOO) Hasl/hasl lead free ,Hal, Chemical tin, Chemical gold, immersion silver /gold,OSP,gold platingCopper thickness: ... /red/blueLead time: 3-10days OEM-SZ-led aluminum star pcb