High-quality material: The surface is gold-plated to prevent oxidation and improve installation strength The board needs simple soldering, the package does not include raspberry Pi Zero V1.3 The prototype breadboard is equipped with two 40pin headers, which fit perfectly with the connection holes Lead-free cutting meets the standard and has a longer service life. Suitable for: This board is suitable for Raspberry Pi Zero, you can move your breadboard project to this prototype version