Miscellaneous Electronics
Waveshare 7.5inch E-Paper Display HAT Module 800×480 E-ink Electronic Paper Screen for Raspberry Pi/Jetson Nano SPI Interface with ESP32 Driver Board(WiFi/Bluetooth)
No backlight, keeps displaying last content for a long time even when power down Ultra low power consumption, basically power is only required for refreshing Universal e-Paper Driver Board with WiFi / Bluetooth SoC ESP32 onboard, supports various...
https://www.bizrate.co.uk/miscellaneouselectronics/waveshare-7-5inch-e-paper-display-hat-oid9748420260.html