---
id: screens
title: Screens
sidebar_label: Screens
sidebar_position: 2
---

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There are currently two different screens supported by the RAK WisBlock system:

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The [RAK1921 OLED display](https://store.rakwireless.com/products/rak1921-oled-display-panel) is a 0.96 inch monochrome display.

- 0.96 inch OLED display
- Resolution 128 x 64 pixels
- I<sup>2</sup>C interface


This item requires soldering.  
Further information on the RAK1921 can be found on the [RAK Documentation Center](https://docs.rakwireless.com/Product-Categories/WisBlock/RAK1921/Overview/#product-description).  
Similar modules are widely available from other suppliers, but do check the boards as some have the VDD and GND pins swapped round.

[<img alt="0.96 inch OLED display" src="/img/hardware/screen.png" style={{zoom:'25%'}} />](/img/hardware/screen.png)

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The [RAK1400 EPD module](https://store.rakwireless.com/products/wisblock-epd-module-rak14000) is an ultra low power E-Ink display with three user buttons.

- 2.13 inch black and white E-Ink display
- Three button module
- Resolution 212 x 104 pixels
- Occupies the IO Port of a Wisblock Base


- Firmware for 5005 with RAK14000 e-paper: [`firmware-rak4631_eink-1.3.x.uf2`](/downloads)

  <img
    alt="RAK4631 5005 14000"
    src="/img/hardware/rak4631_5005_epaper.jpg"
    style={{ zoom: '50%' }}
  />

Please note only the white-black display is supported at this time, the white-black-red display may work, but is not supported.  
Further information on the RAK14000 can be found on the [RAK Documentation Center](https://docs.rakwireless.com/Product-Categories/WisBlock/RAK14000/Overview/#product-description).

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