100pcs FR4 PCB 6.5*7mm Double Side Copper Clad plate DIY PCB Kit Laminate Circuit Board 0.65x0.7cm 6.5x7x1.0mm

100pcs FR4 PCB 6.5*7mm Double Side Copper Clad plate DIY PCB Kit Laminate Circuit Board 0.65x0.7cm 6.5x7x1.0mm

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