Is it possible to power the ESP32 directly with a CR123 battery?
Make a power supply circuit (step-up/step-down DCDC converter) to run ESP32 on about two batteries. | kohacraft's blog
Tech Note 057 - ESP32 Ultra Low Power Test Results - YouTube
Power ESP32/ESP8266 with Solar Panels and Battery | Random Nerd Tutorials
ESP32 Deep Sleep Tutorial for Low Power Projects - YouTube
Power Supply for ESP32 with Boost Converter & Battery Charger
ESP8266 ESP32 16340 Battery Shield Power Supply Module Bank for Arduino UNO R3 | eBay
Build an ESP32-CAM Developers Module with Power Supply
Power Supply for ESP32 with Boost Converter & Battery Charger
Battery-Powered ESP32 | RadioShuttle Network Protocol
Add battery charger to ESP8266 and ESP32 (well done) - eMariete
Add battery charger to ESP8266 and ESP32 (well done) - eMariete
ESP32 Mailbox works on USB power but not battery - Need Help With My Project - Blynk Community
ESP32-WROOM battery measuring / monitoring · Issue #2158 · espressif/arduino-esp32 · GitHub
How to power your ESP32 development kit, options
Getting the ESP32 to monitor its own battery level - XTronical
Powering Esp 32 throug LiPo battery - Hardware - Arduino Forum
Power supply for ESP32 schematic review : r/PrintedCircuitBoard
uPesy ESP32 Wroom Low Power DevKit Documentation
How to power your ESP32 development kit, options
Deep Sleep eats my battery - ESP32 Forum
Triggering code when running on battery backup? : r/esp32
