ESP32-C3 Development Board – 0.42-Inch White OLED Display, WiFi & Bluetooth, Ceramic Antenna, Type-C for Arduino

Take your IoT and microcontroller projects to the next level with the ESP32-C3 0.42-Inch OLED Development Board, a compact yet powerful ESP32 module designed for Arduino and MicroPython environments. Equipped with a 0.42-inch white OLED display, ceramic antenna, and Type-C USB interface, this board makes prototyping fast, fun, and convenient.

Perfect for IoT devices, wearable electronics, and smart home applications, the ESP32-C3 supports 2.4GHz WiFi and Bluetooth 5.0 low energy, offering seamless wireless connectivity. Its low-power design and optimized power management system extend battery life, making it ideal for battery-powered projects.

Featuring rich peripheral interfaces including I2C, SPI, UART, GPIO, ADC, and PWM, this board gives you all the flexibility you need for custom sensor integration, LED control, and more. Whether you’re building a smart gadget, sensor module, or connected device, the ESP32-C3 provides high performance at a cost-effective price, perfect for prototyping and large-scale IoT deployment.

✨ Why You’ll Love It:

• Compact 0.42-inch OLED display for instant visual feedback

• WiFi 802.11b/g/n and Bluetooth 5.0 for wireless IoT applications

• RISC-V microcontroller with 11 GPIO pins, 4 ADC, 1 I2C, 1 SPI, 2 UART

• Low-power design with multiple energy-saving modes

• Type-C USB interface for power supply and PC communication

• Onboard BO0 download and RST reset buttons for easy programming

• High cost-effectiveness for both small projects and large IoT deployments

• Compatible with Arduino and MicroPython

Quick Specs:

• Voltage: 3.3–6V

• WiFi: 2.4GHz 802.11b/g/n

• Bluetooth: BT 5.0

• SPI Flash: Built-in 4M

• Interfaces: 1x I2C, 1x SPI, 2x UART, 11x GPIO (PWM), 4x ADC

• Onboard LED: GPO8 pin

• Size: 24.8mm x 20.45mm

• Package: 1x development board, 2x needle arrangement