BTF-LIGHTING 2 Pack WS2812B ECO RGB Alloy Wires 5050SMD Individual Addressable 8X32 256 Pixel LED Matrix Flexible FPCB Full Color Works with K-1000C,SP107E Controllers Image Video Text Display DC5V
Amazon.com: GeeekPi 2Pack MAX7219 8 x 32 Dot Matrix MCU 4 in 1 LED Display Module for Arduino Raspberry Pi (Red) : Electronics
Flexible 8x32 NeoPixel RGB LED Matrix : ID 2294 : $99.95 : Adafruit Industries, Unique & fun DIY electronics and kits