Features: The ink screen doesn't require backlighting and can retain the display content on the last screen for a long time when powered off. Power consumption is very low; it only consumes power during updates. Built-in level conversion chip, compatible with 3.3V and 5V level interfaces. The electronic ink screen uses "microcapsule electrophoresis display" technology for image display, and its working principle is to suspend in liquid. Electronic ink screens can display images clearly in ambient light such as lighting and natural light, without the need for backlighting, with a viewing angle of almost 180 degrees. Usage scenario: suitable for price tags for shopping malls, labels for asset equipment, electronic shelf labels, conference name tags, etc. Specifications: Item: 2.66 inch E-Ink Display Screen Module Resolution: 360x184 Viewing angle: about 180° Display color: red, yellow, black and white Grayscale level: 2 Communication interface: SPI Display panel: e-paper Type: 2.66-inch E-Ink screen only / 2.66-inch E-Ink screen with module Size: As pictures Note: Due to the problems of lighting effects and shooting angles, there will be certain tolerances in the product, please understand. Please allow 0-1 cm error due to manual measurement. Package includes: 1 x 2.66in E-Ink ePaper Screen