Anonymous
Apr 13, 2026
Rating: 5/5
Reliable and fast
Used for a home automation sensor. Battery life is impressive in deep sleep mode.
Description
Reviews
| Brand | - |
| Category | Electronic Components / Maker DIY / Development Boards & Control Boards |
| Origin | - |
| Microcontroller | ESP32-C3FH4 |
| Flash Memory | 4 MB |
| SRAM | 400 KB |
| Wi-Fi Standard | 2.4 GHz 802.11b/g/n |
| Bluetooth Version | Bluetooth 5 (LE) |
| GPIO Count | 22 Programmable GPIOs |
| Operating Voltage | 3.3V |
| Interface | USB Type-C |
| Dimensions | 23.5 x 17.5 x 3.5 mm |
| Weight | 3.5 grams |
Anonymous
Apr 13, 2026
Rating: 5/5
Reliable and fast
Used for a home automation sensor. Battery life is impressive in deep sleep mode.
Anonymous
Apr 09, 2026
Rating: 5/5
Excellent value
Fast processing for the price. Bluetooth LE connectivity is stable.
Anonymous
Apr 04, 2026
Rating: 5/5
Perfect for compact IoT
Small form factor makes it easy to embed. Wi-Fi works flawlessly.
Anonymous
Mar 14, 2026
Rating: 4/5
Good board, tiny pins
Works great with Arduino IDE. The pins are a bit close together for breadboarding without adapters.
Anonymous
Feb 23, 2026
Rating: 3/5
Steep learning curve
Hardware is fine, but finding specific libraries took some time. Good for experienced users.
Q: Is there a JTAG interface for debugging?
A: Yes, GPIO pins can be configured for JTAG debugging purposes.
Q: Does it have an external antenna connector?
A: No, this SuperMini version uses an onboard PCB antenna.
Q: What is the input voltage range?
A: The board accepts 5V via USB or VIN pin, regulated to 3.3V for the MCU.
Q: Is this compatible with Arduino IDE?
A: Yes, it supports Arduino IDE via the ESP32 board manager.
Q: Can I use MicroPython on this?
A: Yes, MicroPython and CircuitPython are both supported on the ESP32-C3.