This is a RGB (GRB) light stick sized for larger FDM printers (eg. Voron v2 / Trident). Priced each. The Smaller Stick size is for scale of non xxl.

These are 5v, check your current consumption as you may need a dedicated PSU if youre adding a lot of lights.

Each stick has 5v, Gnd, and Data In on a connector. You can add a data out line to either end to go to the next stick, but you cant daisy chain power.