The ESP32-C3 Super Mini Development Board (HW-466AB) is an ultra-compact WiFi + Bluetooth 5 (LE) development board based on the ESP32-C3 RISC-V MCU. Designed for IoT, automation, wearable tech, and compact embedded systems, it provides powerful wireless connectivity in a tiny footprint. With low-power operation, abundant GPIOs, USB programming, and support for ESP-IDF / Arduino, it is ideal for makers, engineers, and IoT product developers.

1. Ultra-compact ESP32-C3 mini development board
2. Built-in WiFi 2.4 GHz + Bluetooth 5 LE
3. RISC-V single-core 32-bit MCU
4. Pre-soldered header pins for instant prototyping
5. USB-C interface for power and programming
6. Supports ESP-IDF, Arduino, MicroPython
7. Low-power design suitable for battery-powered IoT
8. Multiple GPIOs with PWM, ADC, I2C, SPI, UART support
9. On-board RGB LED (varies by batch)
10. Ideal for compact IoT projects, wearables, and automation

• Model: HW-466AB
• Chipset: ESP32-C3 (RISC-V 32-bit, single core)
• Clock Speed: Up to 160 MHz
• Wireless Connectivity:

  • WiFi: 2.4 GHz, 802.11 b/g/n

  • Bluetooth: BLE 5.0

• Flash Memory: 4MB
• Operating Voltage: 5V (USB)
• Logic Level: 3.3V
• Interface: USB Type-C
• GPIO Count: Up to 12 usable GPIOs
• Supported Protocols: UART, SPI, I2C, PWM, ADC
• On-Board LED: Programmable indicator
• Dimensions: Super-mini form factor
• Operating Temperature: –20°C to +70°C