Attributes

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

5 reviews

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.

5 FAQ

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.

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