4.2inch NFC-Powered e-Paper

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4.2inch NFC-Powered e-Paper

400x300, 4.2inch E-Ink display NFC-Powered e-Paper




Primary Attribute
Category: OLEDs / LCDs, LCD
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Brand: Waveshare
English: Waveshare website
Chinese: 官方中文站点
Onboard Interfaces
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This is an NFC-powered 4.2inch e-Paper Module, with 400x300 resolution. Users can transmit data from smartphone or NFC reader to e-Paper and refresh by NFC.


  • No backlight required, e-Paper keep displaying the last content for a long time without power
  • No power adapter requried
  • You can modify the display content by smartphone
  • Compe with ABS case
  • App is provided


  • Power: NFC-powered
  • Resolution: 400x300
  • Dot pitch: 0x212x 0x212
  • Refresh time: 4s
  • Display color: black, white
  • Viewing angle: >170°
  • Outline dimension: 105.0mm x 94.1mm, 9.90mm
  • Display dimension: 84.8mm x 63.6mm

User guide

You can scan the QR code to download and install the APP to your phone, note that the app can only supports Android 4.0(Ice Cream Sandwich) and above.

  • Click the picture button on the bottome to choose picture. You can choose the picture from DCIM or you take a picture by camera.
4.2inch NFC-Powered epaper manual-1.png 4.2inch NFC-Powered epaper manual-2.png
Except pictures from DCIM and camera, you can also make string picture manually.
4.2inch NFC-Powered epaper manual-3.png4.2inch NFC-Powered epaper manual-4.png4.2inch NFC-Powered epaper manual-5.png
  • You can cut the picture after choosing, resize it and rotate. For best effect. we recommend you to pre-adjust the picture according to the resolution of e-Paper.
4.2inch NFC-Powered epaper manual-7.png4.2inch NFC-Powered epaper manual-8.png4.2inch NFC-Powered epaper manual-9.png
  • In the main page, you can select the process effect ( None Effect, Gray Effect, Block Effect, Sketch Effect and Neon Effect)
  • In the main page, you can clock the Adjust symbol on the left-bottom to adjust the brightness and contrast. You can also touch the "+" symbol on the right-bottom to adjust picture.
4.2inch NFC-Powered epaper manual-10.png4.2inch NFC-Powered epaper manual-11.png4.2inch NFC-Powered epaper manual-12.png
  • After setting, close the NFC area of you phone to backside of 4.2inch NFC-Powered e-Paper to update it.

【Note】Make sure that you have open NFC function of your phone, and do not move phone when transmitting and updating.

4.2inch NFC-Powered epaper manual-13.png4.2inch NFC-Powered epaper manual-14.png4.2inch NFC-Powered epaper manual-15.png
  • Other functions
You can also draw the picture. Click the "..." symbol on right-top , choose Gallery, touch one picture to enter drawing mode.



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