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
SPI interface, for connecting with controller boards like Raspberry Pi/Nucleo, etc.
Ultra low power consumption, basically power is only required for refreshing;Onboard voltage translator, compatible with 3.3V/5V MCUs
Download link: www.waveshare.com/wiki/1.54inch_e-Paper_Module_(B)