400x300 4.2inch E-Ink Raw Black/White e-Paper Display

This is a black / white E-Ink E-Paper Raw Panel Display Module without a board. The ePaper Display has a diagonal of 4.2 inches with a resolution of 400x300 pixels. Thanks to the integrated controller, you can control the display via the SPI interface. An update of the entire display only takes 2 seconds. Due to the low power consumption, it is great for battery-powered applications. These displays are also used in retail as price tags, where they can be operated with a battery for several years. The display has a very good viewing angle and can be read very well even in sunlight. This inexpensive display is perfect for connecting to the "ESP8266 Universal Raw e-Paper Driver Board WiFi" board.

Features: 

• Displays remain intact even without power supply
• Ultra low power consumption. Basically, power is only needed for refreshing 
• SPI interface
• Good documentation and example code available at Waveshare Wiki
• Programming examples for the following controllers available: ESP8266, Arduino, stm32 and Raspberry Pi

Documentation:

• Wiki: http://www.waveshare.com/wiki/4.2inch_e-Paper_Module

Alternative Libraries for Arduino:

• GxEPD: https://github.com/ZinggJM/GxEPD2

Technical details: 

• Type: GDEW042T2
• Driver IC: IL0398
• Connection: PFC24/0.5mm
• Operating voltage: 3.3V 
• Interface: 3-wire SPI, 4-wire SPI 
• Outer dimension: 90.1 × 77.0 × 1.18mm
• Display dimension: 66.89 × 29.05mm
• Pixel size: 0.212 × 0.212mm
• Resolution: 400 x 300 pixels
• Display color: Black / White 
• Gray level: 2 
• Full refresh time: 4s 
• Refresh power: 26.4mW(typ.) 
• Standby power: <0.017mW 
• Viewing angle: >170° 

Scope of delivery 

• 1x 400x300 4.2inch E-Ink Raw Black / White e-Paper Display