Print at least one of the first block and the last block

Make sure they are all the same size, and use adhesive to glue them together in the connecting grooves when the size is satisfactory.
It's very suitable for the room, adding more color and light to the room.
It's great for neon lights. Just add @ to it and place it in the background
It is recommended to use fluorescent or transparent consumables
Prepare an LED strip that matches the size of the printed object
The materials needed:
Light bulb
Super glue or adhesive