2X 18650 Lithium Battery Shield V8 USB 3V 5V Li-ion Battery Charger Board Mobile Power Bank Expansion Module for Arduino ESP8266: Amazon.com: Industrial & Scientific
Amazon.co.jp: 16340 Battery Shield ESP8266 ESP32 Power Module Power Bank Board Compatible with Arduino UNO R3 : DIY, Tools & Garden
Amazon.com: CP2014 ESP8266 Wireless WiFi IOT Digital OLED Display Flash Internet of Things Development Module for Arduino NodeMcu ESP Board : Electronics
Amazon.com: WeMos D1 ESP-Wroom-02 ESP8266 Wireless WiFi Development Board with 18650 Battery Charging Socket Base Micro USB for Nodemcu : Electronics
Amazon.com: LiebeWH ESP8266 Clock Module, Mini Development Board with 0.96in OLED Display 18650 Battery Holder : Electronics
Amazon.com: 18650 Battery Shield V3 ESP32 OLED for D1 Raspberry Pi for Arduino Lolin32 ESP8266 ESP32S CP2102 Rev1 WiFi Module USB Cable : Electronics
ACROBOTIC WeMos ESP8266 D1 Mini TP5410 Lithium Battery Charging and Boost Shield for Arduino NodeMCU Raspberry Pi Wi-Fi IoT : Amazon.in: Computers & Accessories
1btn is a Battery Powered Open Source ESP8266 WiFi Button - CNX Software
Amazon.com: WEMOS ESP32 ESP-32S Wireless WiFi & Bluetooth Development Board with 18650 Battery Holder ESP8266 ESP-WROOM-02 : Electronics
Aideepen Pack of 3 18650 Lithium Battery Shield V8 5V/3A 3V/1A Micro USB Power Bank Battery Charging Module for Raspberry Pi WiFi ESP8266 ESP32 : Amazon.de: DIY & Tools
Amazon.com: 1pcs TTGO T-Base ESP8266 WiFi wireless Module 4MB Flash I2C Port for Arduino MicroPython NodeMCU Compatible : Electronics
IIK 16340 Single Cell Lithium Battery Shield - Rechargeable - 3.3V/1A 5V/1.3A Micro USB - Power Bank Battery Charging Module - for Raspberry Pi, WiFi Router, arduino ESP8266, ESP32 : Amazon.in: Electronics
DIY Amazon Dash Button - ESP8266 Project
Adafruit Feather Huzzah ESP8266 WiFi Development Board Arduino IDE or NodeMCU Lua Compatible 9 GPIOs & Micro USB Connector Built in USB and Battery Charging 4MB Flash 3.3V 500mA 2821: Amazon.de: Computer
for WeMos D1 ESP8266 Mini WiFi Wireless Nodemcu Module 18650 Battery Development Board Esp-Wroom-02 Motherboard 1A PWM I2C: Amazon.com: Industrial & Scientific
Dual 16340 Rechargeable Lithium Battery Charger Shield Board ESP8266 ESP32 2 Double Power Bank Module for Arduino UNO R3 ONE : Amazon.ca: Electronics
Amazon.com: LILYGO TTGO T-OI ESP8266 Development Board Rechargeable 16340 Battery Holder Compatible with Mini D1 : Electronics
Amazon.com: AURSINC WiFi Deauther & Bad USB Watch V4 ESP8266 & Atmega32u4 Programmable Development Board | Attack/Control/Test Tool | LOT DSTIKE for NodeMCU Arduino Leonardo | 1000mAh Rechargeable Battery : Electronics
16340 Power Bank Battery Charging Module ESP8266 ESP32 Rechargeable Holder Lithium Battery Charger Board for Arduino UNO R3 : Amazon.ca: Electronics
MakerHawk Wemos 18650 Akku Schild V3 ESP32 für Himbeer Pi und Arduino: Amazon.de: Computer & Zubehör
Ycncixwd T-OI ESP8266 Chip Module Rechargeable 16340 Battery Holder for MINI D1 Development Board: Amazon.co.uk: Electronics & Photo