Description
Reviews
| Brand | - |
| Category | Robotics / STEM Teaching Tools / Development, Learning, Evaluation & Industrial Control Boards |
| Origin | - |
| Processor | ESP32-S3 Dual-core Xtensa LX7 MCU |
| Display Size | 4.0 inch IPS LCD |
| Resolution | 480 x 480 pixels |
| Touch Interface | Capacitive Multi-touch (GT911) |
| Wireless Connectivity | Wi-Fi 2.4GHz and Bluetooth 5 (LE) |
| Flash Memory | 16MB Quad SPI |
| PSRAM | 8MB Octal SPI |
| Graphics Library | Pre-configured for LVGL support |
| Interface Options | USB Type-C, JTAG, GPIO headers |
| Power Supply | 5V via USB or external pin |
Anonymous
Mar 29, 2026
Rating: 5/5
Solid build quality
I've been using this for a portable weather station project. The board feels sturdy, the USB-C port is convenient, and the battery charging circuit works well with a standard LiPo cell.
Anonymous
Mar 26, 2026
Rating: 4/5
Great hardware, documentation could be better
The ESP32-S3 chip handles the graphics smoothly without lag. My only complaint is that some of the pinout diagrams in the wiki were slightly outdated, but the community forums helped clarify everything quickly.
Anonymous
Mar 26, 2026
Rating: 5/5
Fast performance
The dual-core processor really shines when rendering complex animations. I am using this as the main interface for a small robot controller, and the response time is instant.
Anonymous
Mar 09, 2026
Rating: 4/5
Good for learning embedded GUIs
As someone new to embedded systems, this board made learning LVGL much easier. There are plenty of example codes available. I deducted one star because the initial bootloader setup was a bit tricky on Linux.
Anonymous
Mar 08, 2026
Rating: 5/5
Perfect for LVGL Projects
This board is exactly what I needed for my smart home dashboard. The LVGL integration is seamless, and the screen quality is surprisingly sharp for the price point. Setup took less than an hour.
Anonymous
Mar 07, 2026
Rating: 5/5
Excellent value for money
Compared to other development boards with built-in screens, this offers the best specs per dollar. The capacitive touch is responsive, and the Wi-Fi connection is stable during data transmission tests.
Q: Does this board come with a pre-installed bootloader for Arduino IDE?
A: Yes, the board comes with a standard UF2 bootloader that makes it compatible with the Arduino IDE and PlatformIO out of the box. You may need to install the ESP32 board package first.
Q: What is the maximum resolution supported for video playback?
A: The native resolution is 480x480. While it can decode video streams, it is optimized for GUI applications and static images rather than high-frame-rate video playback due to memory constraints.
Q: Is the touchscreen resistive or capacitive?
A: This model features a capacitive multi-touch screen using the GT911 driver, which provides a smoother and more modern user experience compared to resistive screens.
Q: Are there example projects available for LVGL on this specific board?
A: Yes, Waveshare provides a dedicated GitHub repository with demo code specifically tailored for this 4-inch ESP32-S3 board, including widgets, animations, and touch calibration scripts.
Q: Can I power this board directly with a 3.7V LiPo battery?
A: While the board has a battery charging circuit, it is recommended to power the board via the 5V USB-C port or the 5V VIN pin. The onboard regulator manages the power distribution safely.
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