LCD 164A BL: LCD dot matrix module, 4 x 16 characters, blue at reichelt elektronik
Medium 16x32 RGB LED matrix panel - 6mm Pitch : ID 420 : $24.95 : Adafruit Industries, Unique & fun DIY electronics and kits
DC5V 1x1Ft WS2812B Full Color Digital Addressable Flexible LED Display Screen - Built in 1024 Pixel Dot Matrix Display [DC-WS2812B-DP-32*32] - $242.98 :