Using this connector, you can add additional panels to the top and sides of the core structure of the magnetic square background box for the optional LED strips from Schiko.

The connector has a magnet hole, and you should use the same magnet layout as the panel.

When using connectors to vertically extend a structure, magnets are optional. They increase the rigidity, but if your printer prints with appropriate tolerances, it will stack without magnets.

For a horizontal expansion structure, a magnet is essential.

If the largest plane