Elecfreaks 8 RGB Rainbow LED Ring Ef10088
This compact ring features 8 ultra-bright, individually addressable RGB LEDs, making it incredibly easy to create stunning visual effects, status indicators, and animations. As part of the Octopus series of electronic "bricks," it's designed for simple, plug-and-play use with popular microcontrollers like the BBC micro:bit and Arduino, making it a favorite for makers of all skill levels.