5V RGB Addressable LED strip, 1M (144 per meter) - Solarbotics Ltd.
Side-Light Flexible White LED Strip - 480 LEDs per meter - 1m [Warm White ~3000K] : ID 5686 : $19.95 : Adafruit Industries, Unique & fun DIY electronics and kits
Side-Light Flexible White LED Strip - 480 LEDs per meter - 1m [Cool White ~6500K] : ID 5685 : $19.95 : Adafruit Industries, Unique & fun DIY electronics and kits
Ultra High Density APA102 2020 Digital RGB LED Strip, 200/m
Adafruit NeoPixel Digital RGB LED Strip 144 LED - 1m Black [BLACK] : ID 1506 : $59.95 : Adafruit Industries, Unique & fun DIY electronics and kits