XH2-2.54MM (Port 1) Connect to lithium Battery
Micro USB (Port 2) Charging port (normal 5V)
Green LED lights when charging is completed
Red LED lights when charging
J1 setting max charging current, 0.5A or 1A.
Connect lithium Battery to this shield,
power supply for the entire D1 mini system.
When the battery run out, you do not need to unplug
just using usb port to charging.
- Charging Voltage: 5V
- Charging Current: 1A
- Lithium Battery voltage: 3.3-4.2V
- Boost Power Supply: 5V(max: 1A)