Anonymous
Mar 27, 2026
Rating: 5/5
Best S3 Board I've Used
I have tried several development boards, and this one offers the best balance of price and performance. The AI acceleration features work smoothly with TensorFlow Lite for Microcontrollers.
Description
Reviews
| Brand | - |
| Category | Robotics / STEM Teaching Tools / Development, Learning, Evaluation & Industrial Control Boards |
| Origin | - |
| Microcontroller | ESP32-S3-WROOM-1 |
| CPU Frequency | Up to 240 MHz |
| Flash Memory | 8 MB PSRAM |
| Connectivity | Wi-Fi 2.4 GHz and Bluetooth 5 (LE) |
| USB Interface | USB Type-C with Native USB Support |
| GPIO Pins | 45 Programmable GPIOs |
| Power Supply | 5V via USB or 3.3V External |
| Supported IDEs | Arduino IDE, ESP-IDF, MicroPython, CircuitPython |
| Dimensions | 56mm x 28mm x 12mm |
| Operating Temperature | -40°C to +85°C |
Anonymous
Mar 27, 2026
Rating: 5/5
Best S3 Board I've Used
I have tried several development boards, and this one offers the best balance of price and performance. The AI acceleration features work smoothly with TensorFlow Lite for Microcontrollers.
Anonymous
Mar 23, 2026
Rating: 4/5
Great value, minor documentation gaps
The hardware quality is excellent and the Wi-Fi range is impressive. I deducted one star because the included quick start guide was a bit sparse, but the online community forums filled in the blanks quickly.
Anonymous
Mar 20, 2026
Rating: 5/5
Reliable and Fast
Been running this board 24/7 for a weather station project for two weeks now. Zero crashes or disconnects. The power consumption in deep sleep mode is also very low as advertised.
Anonymous
Mar 11, 2026
Rating: 5/5
Easy to get started
As someone new to embedded systems, I found this kit very approachable. It worked out of the box with the Arduino IDE after installing the board manager package. No driver issues on Windows 11.
Anonymous
Mar 05, 2026
Rating: 5/5
Perfect for IoT Prototyping
This ESP32-S3 board is exactly what I needed for my smart home project. The native USB support makes flashing code incredibly fast, and the pinout is clearly labeled. Highly recommended for beginners and pros alike.
Anonymous
Mar 03, 2026
Rating: 4/5
Solid performance for robotics
Using this to control a small autonomous rover. The dual-core processor handles motor control and sensor reading simultaneously without lag. Wish it had a built-in battery charging circuit, but that's a minor issue.
Q: What is the difference between this S3 model and the standard ESP32?
A: The ESP32-S3 features an upgraded Xtensa LX7 dual-core processor, better AI vector instructions, native USB OTG support, and more GPIO pins compared to the original ESP32. It is optimized for HMI and AIoT applications.
Q: Is the USB cable included in the kit?
A: Yes, the kit includes a high-quality USB Type-C to Type-A data cable capable of both powering the board and transferring data for programming.
Q: Can I power this board with a 3.7V LiPo battery directly?
A: While the board has a 3.3V regulator, we recommend using a dedicated LiPo charger module connected to the 5V input or VIN pin if available, rather than connecting a raw battery directly to the 3.3V pin, to ensure stable voltage regulation and safety.
Q: Does this support external antennas for better range?
A: This specific model comes with an onboard PCB antenna. It does not have an IPEX connector for an external antenna. However, the onboard antenna provides sufficient range for most indoor and standard outdoor IoT applications.
Q: Does this board support MicroPython out of the box?
A: The board hardware is fully compatible with MicroPython. You will need to flash the MicroPython firmware binary onto the device using a tool like esptool.py, as it typically ships with no firmware or a basic demo.