Attributes

Brand	-
Category	Robotics / STEM Teaching Tools / Development, Learning, Evaluation & Industrial Control Boards
Origin	-
Microcontroller	ESP32-S3
Wireless Connectivity	Wi-Fi 4 (802.11 b/g/n) and Bluetooth 5 (LE)
Form Factor	Seeed Studio XIAO (21mm x 17.5mm)
Flash Memory	8 MB PSRAM
USB Interface	USB Type-C (Data & Power)
AI Capability	Optimized for TinyML and Large Model inference
Operating Voltage	3.3V Logic Level
GPIO Pins	14x Multifunctional Pins with PWM, I2C, SPI, UART
Battery Support	Li-Po Battery Charging Circuit Included
Compatibility	Arduino IDE, MicroPython, CircuitPython, ESP-IDF

6 reviews

Anonymous

Mar 20, 2026

Rating: 4/5

Solid for prototyping industrial sensors

We are testing this for remote monitoring nodes. The power consumption is reasonable in deep sleep mode. Only wish it had a dedicated reset button, but the software reset works fine.

Anonymous

Mar 17, 2026

Rating: 5/5

Perfect for Edge AI Projects

This board is incredibly compact yet powerful. Running small language models locally was smoother than expected thanks to the extra PSRAM. The solderable pads make it easy to integrate into custom PCBs.

Anonymous

Mar 15, 2026

Rating: 5/5

Beginner friendly despite advanced features

As someone new to IoT, I found the Arduino support very welcoming. Being able to experiment with AI concepts on such a small board without breaking the bank is amazing.

Anonymous

Mar 10, 2026

Rating: 5/5

Exceeded expectations

The build quality is top-notch. The USB-C port feels durable, and the board fits perfectly into my existing XIAO ecosystem projects. The AI acceleration capabilities are a game changer.

Anonymous

Mar 03, 2026

Rating: 5/5

Tiny powerhouse

I used this for a voice-controlled robot project. The microphone input works well with the ESP32-S3, and the Bluetooth latency is low enough for real-time control. Highly recommended.

Anonymous

Mar 02, 2026

Rating: 4/5

Great value, minor learning curve

The hardware is solid and the Wi-Fi connection is stable. Setting up the DeepSeek environment took a bit of reading through the docs, but once configured, performance is excellent for the price point.

5 FAQ

Q: Can I power this board directly from a 5V USB source?

A: Absolutely. The onboard regulator handles 5V input from the USB-C port safely, converting it to the required 3.3V for the microcontroller.

Q: What is the maximum current draw for the GPIO pins?

A: Each GPIO pin can source or sink up to 40mA, but the total current for all pins combined should not exceed 120mA to ensure stability.

Q: Is there a tutorial available for setting up MicroPython on this specific model?

A: Yes, we have a comprehensive guide on our Wiki specifically for flashing MicroPython firmware and running AI examples on the XIAO ESP32S3.

Q: Does this board support running local LLMs like DeepSeek-V2?

A: Yes, the XIAO ESP32S3 is optimized for running quantized versions of large models like DeepSeek, leveraging its 8MB PSRAM for efficient inference.

Q: Does it come with headers pre-soldered?

A: No, this is the 'Solderable' version which comes without headers to keep the profile low. You will need to solder your own headers or wires depending on your application.

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