A
Anonymous
Mar 30, 2026
Rating: 3/5
Pinout unclear
Board works fine but the printed pin labels are a bit hard to read under certain lighting.
Description
Over 10K Monthly Sales, Online Technical Support Available
Reviews
Attributes
| Brand | - |
| Category | Electronic Components / Maker DIY / Development Boards & Control Boards |
| Origin | - |
| Chipset | ESP32-WROOM-32 |
| Flash Memory | 4MB |
| SRAM | 520KB |
| Wi-Fi Protocol | 802.11 b/g/n |
| Bluetooth Version | v4.2 BR/EDR and BLE |
| USB Interface | Micro USB |
| USB Converter | CH340 or CP2102 |
| Operating Voltage | 3.3V |
| Input Voltage | 5V |
| GPIO Pins | 34 Programmable Pins |
5 reviews
A
Anonymous
Mar 30, 2026
Rating: 5/5
Excellent for beginners
This board works perfectly with the Arduino IDE. Setup was easy and Wi-Fi connectivity is stable.
A
Anonymous
Mar 14, 2026
Rating: 5/5
Fast shipping
Arrived quickly and well packaged. Tested Bluetooth and it pairs instantly with my phone.
A
Anonymous
Mar 06, 2026
Rating: 4/5
Good value
Great hardware for the price. Had to install drivers manually but otherwise functions well.
A
Anonymous
Jan 20, 2026
Rating: 5/5
Perfect for IoT
Using this for a home automation project. The dual-core processor handles tasks smoothly.
5 FAQ
Q: Can I power this via battery?
A: Yes, you can connect a 5V source to the VIN pin or use the 5V pin directly.
Q: Is Bluetooth Low Energy supported?
A: Yes, this module supports both Classic Bluetooth and Bluetooth Low Energy (BLE).
Q: Which driver should I install?
A: It depends on the batch. Please try CH340 first, if not recognized, install CP2102 drivers.
Q: Does it come with header pins?
A: Typically these are sold without headers soldered to allow for breadboard use.
Q: Does this support 5V logic levels?
A: No, the GPIO pins operate at 3.3V logic. Applying 5V may damage the board.
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