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Adafruit NeoPixel Stick for Arduino- 8 x WS2812 5050 RGB LED with Integrated Drivers: Amazon.com: Industrial & Scientific
Adafruit NeoPixel Digital RGB LED Strip - Black 30 LED [BLACK] : ID 1460 : $84.75 : Adafruit Industries, Unique & fun DIY electronics and kits
Basic Connections | Adafruit NeoPixel Überguide | Adafruit Learning System
NeoPixel Mini 3535 RGB LEDs w/ Integrated Driver Chip - Black [Pack of 10] : ID 2686 : $4.95 : Adafruit Industries, Unique & fun DIY electronics and kits