Ultra-low-power, 152x152 pixel, Black and White, Square, ePaper Display. Electrophoretic displays are perfect for semi-static content that doesn't need a fast refresh, such as electronic-signage, electronic shelf-labels, barcodes, etc. Once this display is updated it requires no power or connection whatsoever. It's display will remain indefinitely. The black and white ePaper displays are the fastest when it comes to refreshing compared to the 3-color ePaper modules.