I just found this on AliExpress:
US $85.00 | M5Stack Official M5Paper ESP32 Development Kit V1.1 (960X540, 4.7" eInk display, 235 ppi)

https://a.aliexpress.com/_onaeo1d


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"도둑이 집을 떠나며 주인을 욕한다" - 러시아 속담