E-Ink/E-Paper displays make for great low-power displays that are daylight visible and keep their image even when depowered. For folks who want to DIY their own E-Ink setups, this is a 4.2" diagonal Tri-Color (Red, Black, White) eInk / ePaper Bare Display with 400 x 300 pixels.Chances are you've seen one of those new-fangled 'e-readers' like the Kindle or Nook. They have gigantic electronic paper 'static' displays - that means the image stays on the...