4.2inch E-Ink Display Module 400x300 Pixel Black,White Two-Color, with embedded controller, communicating via SPI interface,with Examples for Raspberry Pi/Jetson Nano/Arduino .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.
Operating voltage: 3.3V~5V. Interface: 3-wire SPI, 4-wire SPI. Outline dimension: 103.0mm x 78.5mm. Display size: 84.8mm x 63.6mm . Dot pitch: 0.212 x 0.212. Resolution: 400 x 300. Display color: black, white. Grey level: 2.
Full refresh time: 4s. Refresh power: 26.4mW(typ.). Standby power: <0.017mW . Viewing angle: >170°.
Onboard voltage translator, compatible with 3.3V/5V MCUs.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/Arduino/Nucleo, etc.