Key Features:
Battery Support and Charging:

Compatible with external 3.7V lithium batteries.

USB charging capability with a green indicator light:

Lights up during charging.

Turns off when fully charged.

Expanded IO Ports:

All IO ports are led out, enabling users to connect a variety of sensors and save functions.

Enhanced Power Supply Options:

Two power supplies: VCC1 and VCC2.

Default output voltage for both is 3.3V.

Option to output 3.7V by adjusting the PCB connections:

Remove the default 0Ω resistor and short-circuit the pads with solder to enable 3.7V output.

Users can control VCC1 and VCC2 voltages independently.

Improved Usability:

Provides a reliable and flexible power supply for ESP32-C3 SuperMini projects.

Compact and efficient design.