Description
Reviews
| Brand | - |
| Category | Robotics / STEM Teaching Tools / Development, Learning, Evaluation & Industrial Control Boards |
| Origin | - |
| Microcontroller | ESP32-C3FH4 |
| CPU Architecture | 32-bit RISC-V Single-core |
| Clock Speed | 160 MHz |
| Flash Memory | 4 MB |
| SRAM | 400 KB |
| Wireless Connectivity | Wi-Fi 802.11 b/g/n (2.4 GHz) and Bluetooth 5 (LE) |
| GPIO Pins | 22 Programmable GPIOs |
| Interface | USB Type-C for Power and Programming |
| Operating Voltage | 3.3V Logic, 5V Input via USB |
| Dimensions | 48mm x 25mm x 12mm |
Anonymous
Mar 18, 2026
Rating: 5/5
Excellent documentation support
Not only is the hardware great, but the community support for ESP32-C3 is growing rapidly. I had no trouble finding libraries for sensors and displays.
Anonymous
Mar 15, 2026
Rating: 4/5
Good for learning embedded systems
Bought this for my university project. It handles multiple sensor inputs well. The USB-C port is a nice modern touch compared to micro-USB boards.
Anonymous
Mar 11, 2026
Rating: 5/5
Perfect for IoT beginners
This board is incredibly easy to set up with the Arduino IDE. The built-in Wi-Fi and Bluetooth work flawlessly out of the box. Great value for the price.
Anonymous
Mar 07, 2026
Rating: 5/5
Reliable connectivity
I have deployed ten of these around my house. They maintain stable Wi-Fi connections even in areas with weaker signals. Very satisfied with the stability.
Anonymous
Mar 06, 2026
Rating: 4/5
Solid performance, small footprint
I used this for a home automation project. The RISC-V architecture is fast enough for most tasks. Only minor issue is the pin spacing requires careful breadboard placement.
Anonymous
Mar 04, 2026
Rating: 5/5
Great replacement for older ESP models
The power consumption is noticeably lower than my old ESP8266 projects. Connecting to the Blinker app was seamless. Highly recommended for smart home devices.
Q: Does it support 5GHz Wi-Fi networks?
A: No, the ESP32-C3 chip only supports 2.4 GHz Wi-Fi networks (802.11 b/g/n). It does not support 5GHz bands.
Q: Is this board compatible with the Arduino IDE?
A: Yes, the ESP32C3mini is fully compatible with the Arduino IDE. You just need to install the ESP32 board package via the Board Manager.
Q: Can I power this board with a 9V battery?
A: While the USB input is 5V, the onboard regulator can handle some variance. However, for a 9V battery, we recommend using an external buck converter to step down to 5V before connecting to the VIN pin to ensure stability.
Q: What programming languages are supported?
A: You can program this board using C/C++ (via Arduino or ESP-IDF), MicroPython, and CircuitPython.
Q: How many PWM channels does this board have?
A: The ESP32-C3 supports up to 6 LED PWM controller channels, which can be assigned to various GPIO pins for dimming LEDs or controlling servos.
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