This tiny, cylindrical gearmotor...
This module is a LED display, 8x8, controlled by the MAX7219 driver. It has SPI, QSPI and Microwire Serial Interfaces so it can be easily connected to any microprocessor.
MAX7219 4 LED Matrix Module
This module used MAX7219 chip to drive 8x8 LED matrix which can be used in various electronic display panels.