Product description:

OKRA0420RWS830F0 is a 4.2 inch three color E-ink display, 400x300 resolution, 24pin FPC connection, communicated through SPI interface, with embedded controller (COG package) and waveform can be stored in the on-chip OTP or written by the MCU.  

Advantage:   Ultra-wide viewing angle and ultra-low power consumption.        It is an excellent choice for applications such as shelf labels, smart labels, smart home applications, industrial tools, smart cards and electronic tags.                 

*Note: This electronic paper does not support partial refresh