<p>Vision Master E213 is an E-Ink development kit with multiple wireless drive methods. Collaborate with the sample programs and development tools we provide, users can operate the display via Bluetooth, Wi-Fi and LoRa.</p> <p>This board is equipped with a default 2.13-inch black and white E-Ink display screen, continuous display for 180 days after power outage. It is compatible with , PlatformIO, Micpython and other development frameworks, can be used to develop applications such as electronic tags and identity tags, it is also possible to run open source projects like Meshtastic.</p> <p>Main Features:</p> <p>ESP32-S3FN8 MCU, support Wi-Fi and BLE.</p> <p>Low power consumption, 20uA in deep sleep, continuous display for 180 days after power outage.</p> <p>Onboard SH1.25-2 battery interface, integrated lithium battery management system (charge and discharge management, overcharge protection, battery power detection, USB \/ battery power automatic switching).</p> <p>Onboard 2.13 inch 250 x 122 pixels display, support for partial refresh.</p> <p>Storage condition: -25 ~ 70\u2103, \u226445%RH.</p> <p>Optimal operating condition:0~50\u2103, 55\u00B110%RH.</p> <p>2*SH2.0-4P sensor interface is perfectly compatible with QuickLink series sensors.</p> <p>Compatible with for , we provide development frameworks and libraries.</p> <p>(Due to different product batches, the appearance , which does not affect the use)</p> <p>Material: Plastic+PC</p> <p>colour: As shown</p> <p>Specification: A</p> <p>Package Contents:</p> <p>1 x 2.13 Inch E-Ink Display(No LoRa)</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>