Part List

Goods will be sent strictly according to the list below.

You need to assemble it yourself; the fun is in it. I wish you a happy day!

Open Source

You have to know that your money is not buying a product, but a whole set of implementation plans, it must be worth it!
Arduino source code, 3D printing STL file, expansion board circuit schematic diagram.

Size

Dimensions are estimates, there may be a slight error, and are for reference only.

Some Details