Adafruit neopixel rings addressable rgb leds adafruit 1586 the adafruit 24 neopixel ring lets you address every single one of the 24 leds and set its 24 bit rgb value the result is 66mm 26in in diameter and is the height of bling these seemingly simple gadgets have triggered an amazing array of creative projects from watches and compasses to steampunk goggles and more each ring has solder pads for 5v dc and gnd plus data in and data out simply feed the data out from one into the dat