20pcs/lot PCB Prototype Board Circuit Prototboard Universal Stripboard Prototyping Veroboard 2x8 3x7 4x6 5x7 5Pcs Each Mix Green

20pcs/lot PCB Prototype Board Circuit Prototboard Universal Stripboard Prototyping Veroboard 2x8 3x7 4x6 5x7 5Pcs Each Mix Green

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