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4.2inch e-Paper Cloud Module User Guide

You can connect to the device via wifi with port number 6868, and update display with commands.
You can configure the devices via wifi or Bluetooth, if you are the first time configure the deivce, only the Bluetooth is avaialble.
The firmware of the 4,2inch cannot be reprogrammed by used because the flash is locked.
You need to wakeup the device by button


  • Integrates SW6106 chip, supports multiple quick charge protocols including PD / QC / FCP / PE / SFCP, etc.
  • Allows the user to control the display content via a remote server, convenient and flexible
  • ID support, make it easy to centrally manage and track the modules
  • Provides Android APP for configuring and managing the modules
  • No backlight, keeps displaying last content for a long time even when power down
  • Long battery life, basically power consumption is only required for refreshing


  • Power supply:Battery
  • Resolution:400 x 300
  • Pixel pitch:0.212 × 0.212
  • Display color:Black, White
  • Refresh time:4s
  • Viewing Angle:>170°
  • Outline Dimensions:96.5mm × 85mm
  • Display Size:84.8mm × 63.6mm
Price: $41.89
Part Number: 4.2inch e-Paper Cloud Module
Brand: Spotpear
SKU: 0201144