Yes, for sure. I think the standard ESP32 + eink combo module consumes about 7.5ma in deep sleep. If you desolder the onboard power LED it will be much less - possibly 1ma.
It’s possible to get one of these e-ink display boards with an ESP32 microprocessor for not much more than the display alone. It has onboard WiFi and makes for an even smaller unit since there is no need to attach it to…
Yes, for sure. I think the standard ESP32 + eink combo module consumes about 7.5ma in deep sleep. If you desolder the onboard power LED it will be much less - possibly 1ma.
It’s possible to get one of these e-ink display boards with an ESP32 microprocessor for not much more than the display alone. It has onboard WiFi and makes for an even smaller unit since there is no need to attach it to…