Esp8266 Esp32 Dual 16340 Lithium Battery Module Usb Mobile Power Bank Battery Holder Charger Board Module For Arduino R3 - Integrated Circuits - AliExpress
Power Supply for ESP32 with Boost Converter & Battery Charger
ESP32 - Battery charger -
Amazon.com: ESP32 ESP32S for Wemos for Raspberry Pi 18650 Battery Charge Shield Board V3 Micro USB Port Type-A USB 0.5A for Arduino Charge (Module) : Electronics
Add battery charger to ESP8266 and ESP32 (well done) - eMariete
uMesh ESP32 Module Offers a LiPo Battery Circuit for Deployed IoT Applications - Hackster.io
Power Management | Adafruit ESP32-S2 Feather | Adafruit Learning System
Esp8266 Esp32 Dual 16340 Lithium Battery Module Usb Mobile Power Bank Battery Holder Charger Board Module For Arduino R3 - Integrated Circuits - AliExpress
Amazon.com: SparkFun ESP32 Thing Developement Board WiFi & microcontroller compatible with Bluetooth for IoT & prototyping projects w/ Integrated LiPo battery charger 4MB flash memory 3 to 3.6V operating range : Electronics
Amazon.co.jp: M5Stack? Battery Lower Charging Baseplate ESP32 Kit RFID Magnetic USB-C M5GO Battery Bottom, 600 mAh, MIC?/RGB, LED Bar IoT : Industrial & Scientific
Battery charger-power bank, V8 module for ESP32, ESP8266 for 4x Li-Ion 18650 | TIPA.EU
ESP32 – Getting Battery charging level
How Setup an efficient and safety Lipo Battery with Esp32/Esp8266 Modules? - General Electronics - Arduino Forum