Check out our Trutpilot Reviews! 
Empower your WeMos D1 mini projects with our state-of-the-art Lithium Battery Charging Shield. Designed with precision and efficiency in mind, this shield ensures your WeMos D1 mini or WeMos D1 mini Pro stays powered up and ready for action, no matter where you are.
Key Features of the WeMos D1 Mini Battery Charging Shield:
- Perfect Compatibility: Tailored to fit seamlessly with WeMos D1 mini and WeMos D1 mini Pro models.
- Efficient Power Boost: Equipped with a built-in DC-DC converter, this shield effortlessly steps up the 3.7V lithium battery voltage to a stable 5V.
- Hassle-Free Charging: Simply connect the shield to a USB power source using a mini USB cable, and watch as it takes care of recharging your battery.
- Intuitive LED Indicators: Stay informed with two distinct LEDs. The red LED lights up during charging, while the green LED signals a fully charged battery.
- Adjustable Charging Current: Customize your charging speed with the J1 setting, allowing for a max charging current of either 0.5A or 1A.
- Battery Monitoring: With the J2 connector, you can effortlessly link your battery to the A0 pin for monitoring.
Wemos D1 mini/Pro Shield Specifications:
- Power Supply: Micro USB, 5V (max: 1A)
- LED Indicators: Green (Charging Complete), Red (Charging in Progress)
- Connectors: J1 (Max Charging Current Setting), J2 (Battery to A0 Connection)
[embedyt] https://www.youtube.com/watch?v=z6Vgy1cY0XU[/embedyt]
