2.13inch E-Paper E-Ink Display Module (B) For Raspberry Pi Pico, 212X104 Pixels, Red/ Black/ White, SPI Interface
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, requires minimal IO pins
Comes with electronic development resources and manual (Raspberry Pi Pico C/C++ and MicroPython examples)