Description
Reviews
| Brand | - |
| Category | Electronic Components / Maker DIY / Development Boards & Control Boards |
| Origin | - |
| Chip Model | ESP32-C3FH4 |
| CPU Core | 32-bit RISC-V Single-Core |
| Flash Memory | 4 MB |
| SRAM | 400 KB |
| Wi-Fi Standard | 802.11 b/g/n 2.4 GHz |
| Bluetooth Version | Bluetooth 5 Low Energy |
| Operating Voltage | 3.3V |
| Input Voltage | 5V via USB |
| GPIO Pins | 22 Programmable GPIOs |
| Dimensions | 33mm x 13mm x 3mm |
Anonymous
Apr 08, 2026
Rating: 4/5
Great board, minor docs issue
Hardware is solid and performs well. Wish the pinout diagram was clearer in the box documentation.
Anonymous
Mar 20, 2026
Rating: 5/5
Perfect for IoT Projects
Works flawlessly with Arduino IDE. Low power consumption is a huge plus for my battery operated sensors.
Anonymous
Feb 13, 2026
Rating: 5/5
Compact and Powerful
The form factor is tiny but fits all my needs. USB-C charging is very convenient for modern setups.
Anonymous
Feb 05, 2026
Rating: 5/5
Reliable Wi-Fi Connection
Stable connection compared to my old ESP8266 boards. Bluetooth LE works well too for local config.
Anonymous
Jan 23, 2026
Rating: 4/5
Good learning board
Easy to program for beginners. Sometimes needs a reset button press to upload code successfully.
Q: Is this compatible with Arduino IDE?
A: Yes, fully supported via the ESP32 board manager package.
Q: Does it support classic Bluetooth?
A: No, this chip supports Bluetooth 5 Low Energy only.
Q: Can I power this with 3.3V directly?
A: Yes, but ensure stable regulation to avoid damage to the chip.
Q: Is there an external antenna connector?
A: No, this model uses the onboard ceramic antenna.
Q: What debugging interface is available?
A: It supports JTAG debugging via specific GPIO pins.
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