Adafruit 24-LED NeoPixel Ring

This Adafruit NeoPixel ring contains 24 individually addressable RGB LEDs arranged in a closely spaced circle that can all be controlled with a single digital output of a microcontroller. The ring has a 2.6″ (66 mm) outer diameter, and several rings can be chained together, making them great for adding some shine to a small robot or wearable 西欧毛片基地 project.