E-Ink display module, 1.54inch, 200×200 resolution, with embedded controller, communicating via SPI interface, supports red, black, and white three-color display.
No backlight, keeps displaying last content for a long time even when power down
Ultra low power consumption, basically power is only required for refreshing
SPI interface, for connecting with controller boards like Raspberry Pi/Nucleo, etc.
Comes with development resources and manual (examples for Raspberry Pi/STM32)