Overview
This is an E-Ink raw display, 2.9inch, 296x128 resolution, with embedded controller, communicating via SPI interface, supports yellow, black, and white three-color display.
Due to the advantages like ultra low power consumption, wide viewing angle, clear display without electricity, it is an ideal choice for applications such as shelf label, industrial instrument, and so on.

Features
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
Comes with development resources and manual (driver board schematic, examples for Raspberry Pi/Arduino/STM32)

Specifications
Operating voltage: 3.3V
Interface: 3-wire SPI, 4-wire SPI
Outline dimension: 36.7mm × 79.0mm × 1.05mm
Display size: 66.89mm × 29.05mm
Dot pitch: 0.138 × 0.138
Resolution: 296 × 128
Display color: yellow, black, white
Grey level: 2Full refresh time: 15s
Refresh power: 26.4mW(typ.)
Standby power: <0.017mW
Viewing angle: >170°