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20pcs/lot 5x7 4x6 3x7 2x8cm Double Side Prototype Diy Universal Printed Circuit PCB Board Protoboard PCB BOARD KIT

USD 8.57USD 14.28

20pcs/lot 5x7 4x6 3x7 2x8cm Double Side Prototype Diy Universal Printed Circuit PCB Board Protoboard PCB BOARD KIT

Description
Specification
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