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Double-sided tin spraying board 2.54MM spacing 18*30CM universal board universal board hole board glass fiber green oil tin plating -70017
18x30cm Double-Side PCB, Protoboard, Hole Plate, Arduino Compatible 18x30cm Double Side Prototype Universl Printed Circuit PCB Bord 2.54mm Pitch Protobord Hole Plte For rduino 18*30cm
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