... 3, Good quality 4, Quick delivery 5, Considerate service 1w Led Aluminum PCB for Spot LightMaterial: Imported from Taiwan, Japan NEC, BERGQUITBoard thickness: 0 ... 530mm (board thickness>1.2mm)F, Six-layer pcb: 430*430mmG, Eight-layer pcb: 430*430mmH, More than eight layers: 270* ... SGS Quality first and credit stands foremost; We are professional PCB manufacturer! 1w led aluminum pcb for spot light