Waveshare 4.01" ACeP 7-Color E-Paper E-Ink Display HAT 640 x 400

Waveshare (19283) 4.01 inch colorful E-Paper E-Ink Display HAT for Raspberry Pi, 640 x 400 pixels, ACeP 7-colors, SPI interface

Features:

• Advanced Color ePaper (ACeP) technology, supports 7-color display
  
• No backlight, displays the last content for a long time even when the device is turned off
  
• Ultra low power consumption, power is only needed for refreshing
  
• Standard Raspberry Pi 40PIN GPIO extension connector, supports Raspberry Pi series boards, Jetson Nano
  
• SPI interface, for connection to controller boards such as Raspberry Pi/Jetson Nano/Arduino/STM32, etc.
  
• Onboard voltage translator, compatible with 3.3 V / 5 V MCUs
  
• Comes with development resources and manual (driver board schematic, Raspberry Pi/Jetson Nano/Arduino/STM32 examples)

Specifications:

• Dimensions: 4.01 inches
  
• Driver board dimensions: 98.5 mm x 70.0 mm
  
• Display dimensions: 86.4 mm x 54.0 mm
  
• Outline dimensions (screen only): 96.80 mm x 68.70 mm x 0.91 mm
  
• Operating voltage: 3.3 V / 5 V (5 V is required for power supply and signal)
  
• Communication interface: SPI
  
• Dot spacing: 0.135mm x 0.135mm
  
• Resolution: 640 x 400
  
• Display color: Black, White, Green, Blue, Red, Yellow, Orange
  
• Grayscale: 2
  
• Refresh time: 30 s
  
• Refresh power: 50.0 mW (typ.)
  
• Standby current: < 0.01 uA (almost 0)
  
• Operating temperature: 15 ~ 35 °C
  
• Storage temperature: -25 ~ 50 °C

Links:

• Wiki