40 Pieces 2.54 mm Pin Headers 40 Pin Breakaway PCB Board Single Row Male and Female Pin Header Connector Kit for Arduino Prototype Shield (20 Pieces Male Headers, 20 Pieces Female Headers) cocoon Preprogrammed--No need any setup or

Preprogrammed--No need any setup or programming

synth MIDI keyboard

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5V Alkaline battery

Uni-directional Dynamic Microphone

40 Pieces 2.54 mm Pin Headers 40 Pin Breakaway PCB Board Single Row Male and Female Pin Header Connector Kit for Arduino Prototype Shield (20 Pieces Male Headers, 20 Pieces Female Headers) cocoon Preprogrammed--No need any setup or40 Pieces 2. 54 mm Pin Headers 40 Pin Breakaway PCB Board Single Row Male and Female Pin Header Connector Kit for Arduino Prototype Shield (20 Pieces Male Headers, 20 Pieces Female Headers) Cuttable This PCB pin header can be cut to length with diagonal cutter or service life, easy to cut and solder. Application: Widely used in computer and breadboard, suit for Arduino, Raspberry Pi and other electronic projects. Specification Material: plastic,