Onboard high-precision clock chip provides precise time controlOptimize PCB space and increase fixing screw holesImmersed gold process. Prevent oxidative , enhance welding performance, and improve electrical performance. Better durability and reliability to face more usage scenariosAdopts for HAT+ standard. Improve the interoperability of expansion boards, help developers design and develop faster, use various external devices more easily, and expand the functions and performance of No backlight is required, and the last screen display content can be maintained for a long time when the power is turned offDimensions: 2.13 inchesDriver board size: 65mm x 30.5mmDisplay size: 48.55mm x 23.71mmOverall dimensions (bare screen): 59.2mm x 29.2mm x 1.05mmWorking voltage: 3.3VCommunication interface: SPIPoint pitch: 0.194mm x 0.194mmResolution: 250x122Display color: black, whiteGrayscale: 2Refresh time: 2sPartial refresh: 0.3sFast refresh: 1.8sRefresh power consumption (bare screen): 10.5mW (typ.)Standby power consumption (bare screen): Less than 0.01mW (typ.)Working temperature: 0~ 50Storage temperature: -25 ~ 70 Colour:As ShownMaterial:PCBPackage Contents:1x E-Ink Display Module1 Set x Hexagonal Copper Post kitOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.