The ESP32 C3 Supermini Expansion Board is designed to enhance the capabilities of the ESP32 C3 Supermini development board. It provides a robust power supply solution and facilitates easy connectivity for various sensors, making it a versatile addition to your development toolkit.

Key Features:

• Battery Support: Connects to a 3.7V lithium battery and supports USB charging.
• Charge Indicator: Green light indicates charging status and turns off when fully charged.
• Extended Connectivity: Leads out all IO ports for seamless sensor integration.
• Flexible Power Supplies: Two power supplies, VCC1 and VCC2, with adjustable output voltages.

Main Technical Specifications:

• Dimensions: 37.4mm x 22.5mm x 15.2mm
• Power Supplies: VCC1 and VCC2
  • Default Output Voltage: 3.3V for both VCC1 and VCC2
  • Adjustable Output Voltage: Can be set to 3.7V by removing the 0R resistor and tinning the three pads.
• Connectivity: Comprehensive IO port access for various sensor connections

This expansion board is an essential component for enhancing the functionality and power management of your ESP32 C3 Supermini development projects.