<p>Onboard high-precision clock chip provides precise time control</p> <p>Optimize PCB space and increase fixing screw holes</p> <p>Immersed gold process. Prevent oxidative , enhance welding performance, and improve electrical performance. Better durability and reliability to face more usage scenarios</p> <p>Adopts for HAT+ standard. Improve the interoperability of expansion boards, help developers design and develop faster, use external devices more easily, and expand the functions and performance of </p> <p>No backlight is required, and the last screen display content can be maintained for a long time when the power is turned off</p> <p>Dimensions: 2.13 inches</p> <p>Driver board size: 65mm x 30.5mm</p> <p>Display size: 48.55mm x 23.71mm</p> <p>Overall dimensions (bare screen): 59.2mm x 29.2mm x 1.05mm</p> <p>Working voltage: 3.3V</p> <p>Communication interface: SPI</p> <p>Point pitch: 0.194mm x 0.194mm</p> <p>Resolution: 250x122</p> <p>Display color: black, white</p> <p>Grayscale: 2</p> <p>Refresh time: 2s</p> <p>Partial refresh: 0.3s</p> <p>Fast refresh: 1.8s</p> <p>Refresh power consumption (bare screen): 10.5mW (typ.)</p> <p>Standby power consumption (bare screen): Less than 0.01mW (typ.)</p> <p>Working temperature: 0~ 50</p> <p>Storage temperature: -25 ~ 70 </p> <p>Colour:As Shown</p> <p>Material:PCB</p> <p>Package Contents:</p> <p>1x E-Ink Display Module</p> <p>1 Set x Hexagonal Copper Post kit</p> <p>Only the above package content, other products are not included.</p> <p>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.</p>