ESP32-C3 OLED Blue Wi-Fi & Bluetooth 5.0 IoT Development Board
The ESP32-C3 OLED Blue Development Board is a compact and feature-rich IoT development board featuring an integrated 0.42-inch blue OLED display for real-time data visualization without the need for an external screen. Powered by the ESP32-C3 32-bit RISC-V processor, it provides reliable 2.4GHz Wi-Fi and Bluetooth 5.0 LE connectivity, making it ideal for smart home devices, wireless sensors, embedded systems, and IoT applications.
Its compact design includes a USB Type-C interface for convenient programming and power, along with versatile GPIOs and communication interfaces such as I2C, SPI, UART, PWM, and ADC. Compatible with both Arduino IDE and ESP-IDF, this board is perfect for beginners, students, makers, and professional developers looking to build connected devices with a built-in display.
 
Key Features
Integrated 0.42" Blue OLED Display – Built-in OLED screen for displaying sensor data, status information, graphics, and debugging without additional hardware.
ESP32-C3 RISC-V Processor – 32-bit RISC-V MCU delivering efficient performance with low power consumption for IoT and embedded applications.
Wi-Fi & Bluetooth Connectivity – Supports 2.4GHz Wi-Fi (802.11 b/g/n) and Bluetooth 5.0 LE for wireless communication and smart device integration.
USB Type-C Interface – Easy programming, power supply, and serial communication through a modern USB-C connector.
Rich Development Support – Multiple GPIOs with I2C, SPI, UART, PWM, and ADC, compatible with Arduino IDE and ESP-IDF for rapid prototyping.
 
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