Anonymous
Apr 08, 2026
Rating: 4/5
Solid board, minor docs issues
Hardware is excellent. Documentation could be more detailed on pinout mapping.
Description
Reviews
| Brand | - |
| Category | Electronic Components / Maker DIY / Development Boards & Control Boards |
| Origin | - |
| Processor | Dual-Core Xtensa LX7 |
| PSRAM | 8 MB Optional |
| Flash Storage | 16 MB SPI Flash |
| Wireless | Wi-Fi 2.4 GHz, Bluetooth 5.0 |
| GPIO Pins | 34 Programmable Pins |
| Input Voltage | 5V DC via USB-C |
| Logic Level | 3.3V |
| Dimensions | 55 x 25 x 12 mm |
| Weight | 15 grams |
| IDE Support | Arduino IDE, MicroPython, ESP-IDF |
Anonymous
Apr 08, 2026
Rating: 4/5
Solid board, minor docs issues
Hardware is excellent. Documentation could be more detailed on pinout mapping.
Anonymous
Apr 07, 2026
Rating: 5/5
Easy to start
Plug and play with Arduino IDE. Very happy with the purchase.
Anonymous
Mar 16, 2026
Rating: 4/5
Good value
Cheaper than similar boards with PSRAM. Shipping was fast.
Anonymous
Mar 10, 2026
Rating: 5/5
Perfect size
Fits nicely into my custom enclosure. Dual-core performance is noticeable.
Anonymous
Feb 02, 2026
Rating: 5/5
Great for IoT projects
Works perfectly with MicroPython. The PSRAM option is a lifesaver for larger buffers.
Q: Is there a warranty?
A: Yes, we offer a 12-month limited warranty.
Q: Can I use 3.3V sensors?
A: Yes, the GPIO operates at 3.3V logic level.
Q: What is the max current draw?
A: Recommended max current is 500mA via USB-C.
Q: Is the PSRAM soldered on?
A: Yes, if you select the 8 MB option, it is pre-soldered.
Q: Does this support Raspberry Pi OS?
A: No, this is a microcontroller board, not a single-board computer.