- Allows you to make hardness wires for Arduino or Raspberry Pi projects. - For DuPont male pin can be crimped into 22-28AWG wire. - For DuPont female pin can be crimped into 22-28AWG wire. - Use PCB pitch connectors to create standard 0.1' compatible cables. - Standard-2.54 mm 40-pin male header connector. - The packing box is easy to sort and manage.