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CZH-LABS Electronics-Salon 10PCS Prototype PCB for Arduino UNO R3 Shield Board DIY, Combo 2mm+2.54mm Pitch.: Amazon.com: Industrial & Scientific
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Amazon.com: Chanzon Round Pin Header Strip for Arduino Gpio 40 pin x 5pcs Male Headers Pins Straight Single Row Gold Plated Pitch 2.54mm 0.1 inch Breakaway for PCB Connector Raspberry pi Machine
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