Видео с ютуба Esp32 Power Loss
#410 Unknown ESP32 saving: Light Sleep, Clock Reduction, Modem Sleep, Hibernation, and a few tricks
Simple Power Outage Monitor w/Push Notifications - Cellular 4G LTE
Power Outage Preparedness: My Complete Strategy
ESP32 - Protect data (Wi-Fi credentials, Passwords, …) from power loss using EEPROM
How to reduce power consumption on an ESP32 development board. PART1
Ratings, Currents, and Power Consumption of an ESP32 Project or how to insert USB correctly (EP114)
#400 The Best Power Source for ESP32/ ESP8266 Projects