Pimoroni
Pimoroni Inky wHAT (ePaper/eInk/EPD)
Enhance your Raspberry Pi projects with the Pimoroni Inky wHAT, a 4.2-inch tri-color ePaper display. This fully assembled module boasts a 400x300 resolution, perfect for creating custom e-readers, weather stations, or dynamic calendars. It connects directly to any 40-pin Raspberry Pi model, including the Pi 5 and Pi Zero, requiring no soldering. The Inky wHAT also provides breakout pins for I2C and SPI, simplifying the integration of additional sensors and devices. Enjoy a clear, paper-like display with a refresh rate of approximately 25 seconds, ideal for low-power applications where crisp visuals are essential.
$61.99
Owner Satisfaction
4.5
/ 5
Category Rank
289
/ 1154
#289 in Computer Interface Cards & Adapters
Price vs Category Average
-89%
Below average
Display Size
4.2
/ " EPD
Who it's for
- Ultra-Low Power Consumption
- Paper-Like Readability
- Seamless Raspberry Pi Integration
Who should skip it
- Extremely Slow Refresh Rate
- Image Ghosting Potential
- Limited Color Palette
Key Specs
Display Size
4.2" EPD
Resolution
400x300 pixels
Color
Red/Black/White
Refresh Rate
Approx. 25 seconds
Dimensions
91.0mm x 77.0mm x 8.5mm
Weight
46.7g
Compatibility
Any 40-pin Raspberry Pi (2x20 header)
Interface
I2C, SPI
Features
- Large 4.2" tri-color ePaper display
- High resolution (400x300 pixels)
- Fully assembled, no soldering needed
- Direct Raspberry Pi GPIO connection
- I2C and SPI breakout pins included
- Ideal for e-readers and status displays
- Low power consumption
- Clear, paper-like visual output
What customers say
Hobbyists overwhelmingly value the Pimoroni Inky wHAT for its exceptional readability and low power consumption, making it ideal for static ambient displays. Users consistently praise how the ePaper technology perfectly mimics printed paper clarity. Integration is simple due to the robust build quality and convenient form factor. A major benefit is the excellent Python library support, which significantly eases setup for new users. While the inherent slow refresh rate limits its use for rapidly changing data, the display excels in its niche. Its superb visual clarity and power efficiency confirm its status as a reliable, premium component for specialized Raspberry Pi projects.
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