With this prototype board you can realize your own designs and projects in no time for your Raspberry. The 55 x 85 mm board has a 40-pin GPIO strip, which allows you to connect the board and Raspberry perfectly and easily. The screw terminals are already pre-installed. The included spacers and screws are designed so that the board can also be screwed directly onto the Raspberry B+, 2, 3 or 4. Dimensions: 55 x 85 mm Scope of delivery: prototype board, screws, spacers https://elecena.pl/product/9696299/rb-proto-prototype-shield-for-the-raspberry-pi-b-2-amp-3 2017-08-05 https://elecena.pl/product/9696299/rb-proto-prototype-shield-for-the-raspberry-pi-b-2-amp-3 2018-01-25 https://elecena.pl/product/9696299/rb-proto-prototype-shield-for-the-raspberry-pi-b-2-amp-3 2025-02-08