Description
Reviews
| Brand | - |
| Category | Electronic Components / Maker DIY / Development Boards & Control Boards |
| Origin | - |
| Chip Model | ESP32-C3 |
| Wi-Fi Standard | 802.11 b/g/n (2.4 GHz) |
| Bluetooth Version | Bluetooth 5 (Low Energy) |
| CPU Frequency | 160 MHz |
| Flash Memory | 4 MB |
| SRAM Size | 400 KB |
| Operating Voltage | 3.3V |
| USB Interface | USB Type-C |
| GPIO Count | 22 Programmable Pins |
| Supported IDEs | Arduino IDE, ESP-IDF, MicroPython |
Anonymous
Apr 08, 2026
Rating: 5/5
Great for IoT projects
Works perfectly with ESP-IDF. The USB-C connection is very convenient for modern setups. Connectivity is stable.
Anonymous
Mar 04, 2026
Rating: 5/5
Reliable connectivity
Wi-Fi range is impressive for such a small board. Using it for home automation sensors and it hasn't dropped connection.
Anonymous
Feb 17, 2026
Rating: 5/5
Compact and powerful
Love the small form factor. Fits easily into my custom enclosures. Bluetooth pairing was quick and easy.
Anonymous
Feb 07, 2026
Rating: 5/5
Fast shipping
Board arrived well protected and works out of the box. No issues with flashing firmware via the USB interface.
Anonymous
Feb 01, 2026
Rating: 4/5
Good value board
Solid performance for the price. Documentation could be slightly better for beginners, but community support helps.
Q: Can I power it via battery?
A: Yes, you can power it via the 5V pin using a LiPo battery with a regulator, or directly via 3.3V pin with caution.
Q: Is it Arduino compatible?
A: Yes, it works with the Arduino IDE. You need to install the ESP32 board manager package.
Q: Does this support 5GHz Wi-Fi?
A: No, this board only supports 2.4 GHz Wi-Fi networks as per the ESP32-C3 chip specifications.
Q: What is the current draw in deep sleep?
A: In deep sleep mode, the current consumption is in the microampere range, suitable for battery-powered applications.
Q: Does it have an external antenna connector?
A: No, it uses the onboard PCB antenna. There is no U.FL connector for an external antenna on this specific model.
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