ESP32 – Getting Battery charging level

M5Stack Station ESP32 IoT Development Kit (Battery Version)

ESP32U-01 Breakout and Development Board with 400mAh LiPo Cell

ESP32_Bat Battery Charging Breakout and Development Board with 400mAh LiPo Cell

Usermod Battery - WLED MoonModules Project

Power ESP32/ESP8266 with Solar Panels and Battery

batteries - Inconsistent battery level reading on ESP32 - Electrical Engineering Stack Exchange

Meet ESP32-C3 Board on top of a Rechargeable 16340 Battery

Getting Started Seeed Studio Wiki

Managing ESP32 & 18650 solar charging? - Hardware - The Things Network

Sensor to measure voltage with ESP32 - #40 by Wawa - Project Guidance - Arduino Forum