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Lonten Technology

400x300 4.2inch E-Ink raw display without PCB SPI Interface No Backlight Custom PCB pcba ballast oem

400x300 4.2inch E-Ink raw display without PCB SPI Interface No Backlight Custom PCB pcba ballast oem

Regular price $21.00 USD
Regular price $61.00 USD Sale price $21.00 USD
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400x300, 4.2inch E-Ink raw display

DESCRIPTION

400x300, 4.2inch E-Ink raw display, SPI interface, without PCB

Overview

This is an E-Ink raw display, 4.2inch, 400x300 resolution, with embedded controller, communicating via SPI interface.

Due to the advantages like ultra low power consumption, wide viewing angle, great effect under sunlight, 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/Ard/STM32)

Specifications

  • Operating voltage: 3.3V
  • Interface: 3-wire SPI, 4-wire SPI
  • Outline dimension: 90.1mm × 77.0mm × 1.18mm
  • Display size: 84.8mm × 63.6mm
  • Dot pitch: 0.212 × 0.212
  • Resolution: 400 × 300
  • Display color: black, white
  • Grey level: 2
  • Full refresh time: 4s
  • Refresh power: 26.4mW(typ.)
  • Standby power: <0.017mW
  • Viewing angle: >170°

Development Resources

 

PACKAGE CONTENT

Weight: 0.017 kg

Note: This is a raw display, you may also want to buy the assembled variant for easy testing and comparing: 4.2inch e-Paper Module

  1. 4.2inch e-Paper x1
 
 
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