3PCS ESP32-C3 Super Mini Development Board with 0.42 inch OLED, Esp32-C3 Core Board Built-in 4MB Flash, 2.4GHz WiFi Bluetooth 5.0 Module, ESP32 C3 Board for Arduino IoT DIY Electronic Projects（Blue）

3PCS ESP32-C3 Super Mini Development Board with 0.42 inch OLED, Esp32-C3 Core Board Built-in 4MB Flash, 2.4GHz WiFi Bluetooth 5.0 Module, ESP32 C3 Board for Arduino IoT DIY Electronic Projects（Blue）

• Ultra-Compact ESP32-C3 Core: ESP32 Mini Module delivers stable computing power with original ESP32-C3 32-bit RISC-V single-core processor with built-in FPU floating-point unit, running up to 160 MHz. This ESP32 mini development board features 400KB SRAM, 384KB ROM and 4MB onboard Flash, delivering stable computing performance for lightweight IoT projects and electronic DIY creations.
• Dual-Band Wireless Connectivity: ESP32 Development Board ensures reliable wireless connection supporting 2.4GHz Wi‑Fi (802.11 b/g/n) Station, SoftAP and mixed modes, paired with Bluetooth 5.0 BLE low-power protocol. The ESP32-C3 super mini board adopts high-gain antenna design, enhancing signal anti-interference and realizing flexible device interconnection for wireless wearable and smart sensor applications.
• Ultra-Low Power Consumption: ESP32-C3 achieves ultra‑low deep sleep power consumption down to 43μA thanks to optimized power architecture and multiple working modes. This ESP32 C3 development board adapts to 3.3V~6V wide voltage power supply, some versions support lithium battery charge management, perfectly suitable for long-term offline low-power IoT node deployment.
• Rich Peripheral Interfaces & Full Development Ecosystem: ESP32-C3 Mini Module expands freely via 11 GPIO pins with PWM output, 5 ADC analog pins, 1×I2C, 1×SPI and 2×UART serial interfaces, easy to connect various sensors and modules. Compatible with Arduino IDE, ESP-IDF, MicroPython and PlatformIO, friendly for both beginner learners and advanced embedded developers.
• Compact SMD Design & Reliable Security: ESP32-C3 fits tight spaces with thumb‑sized ultra‑compact 21×25mm single‑sided SMD layout without back components and friendly breadboard mounting. Built-in hardware encryption accelerator supports AES-128/256 and secure boot, ensuring data safety for commercial mass production IoT products.
• Professional Support & Reliable Service: We provide 7×24 hours after-sales service and focus on customer experience and satisfaction. If you have any questions or quality issues about this ESP32-C3 development board, please feel free to contact us for timely solutions.