Anonymous
Mar 30, 2026
Rating: 4/5
Solid performance
Runs my MQTT clients without any lag. The only reason for 4 stars is that the USB cable included was a bit short, but the board itself is fantastic.
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 | 2.4 GHz Wi-Fi 802.11 b/g/n, Bluetooth 5 (LE) |
| GPIO Pins | 22 Programmable GPIOs |
| Interface Support | SPI, I2C, I2S, UART, PWM, ADC, DAC |
| Operating Voltage | 3.3V |
| USB Interface | USB-to-Serial Converter integrated |
Anonymous
Mar 30, 2026
Rating: 4/5
Solid performance
Runs my MQTT clients without any lag. The only reason for 4 stars is that the USB cable included was a bit short, but the board itself is fantastic.
Anonymous
Mar 30, 2026
Rating: 5/5
Exceeded expectations
Switched from an older ESP8266 project to this C3 module. The speed improvement is noticeable, and having native USB support simplifies the circuit design significantly.
Anonymous
Mar 18, 2026
Rating: 5/5
Perfect for IoT Prototyping
This board works flawlessly out of the box. The RISC-V architecture is fast enough for my sensor projects, and the Wi-Fi connection is stable. Great value for the price.
Anonymous
Mar 17, 2026
Rating: 5/5
Reliable and compact
Small form factor makes it easy to integrate into custom enclosures. Power consumption is low in deep sleep mode, which is crucial for my battery-operated devices.
Anonymous
Mar 08, 2026
Rating: 4/5
Good board, minor documentation gaps
Hardware quality is excellent and pinout is clear. However, finding specific examples for some peripheral configurations took a bit of digging. Overall, highly recommended for experienced users.
Anonymous
Mar 01, 2026
Rating: 5/5
Great for learning embedded systems
I bought this for my university project. It connects easily to Arduino IDE and ESP-IDF. The Bluetooth Low Energy features work perfectly for my smart home demo.
Q: Does this support MicroPython?
A: Absolutely. The ESP32-C3 is well-supported by MicroPython. You can flash the latest firmware using esptool.py and start coding immediately.
Q: Does it support external antennas?
A: This specific model comes with an onboard PCB antenna. It does not have a connector for an external antenna, but the onboard signal strength is sufficient for most indoor applications.
Q: What is the maximum current output per GPIO pin?
A: Each GPIO pin can source or sink up to 40mA. However, the total current for all ports combined should not exceed the limits specified in the Espressif datasheet to avoid damaging the chip.
Q: Can I power this board via the VIN pin?
A: Yes, you can supply power through the VIN pin. The acceptable input voltage range is typically 5V to 9V, which is then regulated down to 3.3V for the chip.
Q: Is this board compatible with the Arduino IDE?
A: Yes, this ESP32-C3 board is fully compatible with the Arduino IDE. You just need to install the ESP32 board package via the Board Manager.