Buy WeMos D1 Lithium Battery Charger Board with Mini USB @KitsGuru
WeMos D1 Mini Lithium Battery Shield
WeMos D1 Mini Battery Shield
Amazon.com: Onyehn 4pcs for Wemos D1 Mini Battery Shield Micro USB Single Lithium Battery Charging Boost Module with Pins LED Indicator 5V 1A DC : Electronics
Reviewing the Wemos Battery Shield – Arduino, ESP8266, ESP32 & Raspberry Pi stuff
Nettigo: Battery shield for Wemos D1 mini [Yā nǔ shén]
Wemos D1 Mini - Battery Shield | Autodesk Community Gallery
WEMOS Battery Shield
Reviewing the Wemos Battery Shield – Arduino, ESP8266, ESP32 & Raspberry Pi stuff