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40PCs PCB Double-sided Prototyping PCBs Circuit Boards Kit, 5 Size Universal Untraced Perforated Printed Circuits Boards

40PCs PCB Double-sided Prototyping PCBs Circuit Boards Kit, 5 Size Universal Untraced Perforated Printed Circuits Boards

4PCS-40PCS Universal PCB Prototype Board Green Double Sided 2x8 3x7 4x6 5x7 7x9CM Protoboard Breadboard DIY Electronic Kit

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10 Piece 5cmx7cm Double Sides Prototyping DIY Soldering Universal PCB Circuit Board

10 Piece 5cmx7cm Double Sides Prototyping DIY Soldering Universal PCB Circuit Board

YOKIVE 2 Pcs Single Sided Universal Printed Circuit Boards, FR-4 PCB Tinned Board, Good for DIY Soldering Electronic Projects (Green, 70x90mm)