The RIEPD-29-BW electronic part is a 2.9-inch e-paper display manufactured by Riverdi. The e-paper display has a window size of 29.06 x 66.9mm and a resolution of 296 x 129 pixels. This product is designed for outdoor applications such as kiosks, digital signage, and vending machines, where visibility in outdoor sunlight is required. The RIEPD-29-BW offers an ultra-wide viewing angle of 170° and is optimized for power consumption and image updating speed. It is equipped with a partial refresh mode to minimize power consumption and comes with an integrated PCB antenna for wireless communication. The display is suitable for applications such as smartwatches, fitness bracelets, medical equipment, and surveillance cameras.