LED Module Uni-Color White
可寻址照明 series 24 LED 环形 串行（移位寄存器） 红色，绿色，蓝色，白色（RGBW） 65.50mm 直径
得捷:
NEOPIXEL RING - 24 X 5050 RGBW L
贸泽:
Adafruit Accessories NeoPixel Ring - 24 x 5050 RGBW LEDs w/ Integrated Drivers - Natural White - ~4500K
艾睿:
SK6812/WS2812 LED Development Tool
Allied Electronics:
NeoPixel Ring - 24 x 5050 RGBW LEDs w/ Integrated Drivers - Natural White - 450