Description
Reviews
| Brand | - |
| Category | Robotics / STEM Teaching Tools / Development, Learning, Evaluation & Industrial Control Boards |
| Origin | - |
| Microcontroller | ESP32-D0WDQ6 Dual Core |
| Clock Frequency | Up to 240 MHz |
| Flash Memory | 4 MB |
| SRAM | 520 KB |
| Wireless Connectivity | Wi-Fi 802.11 b/g/n and Bluetooth v4.2 BR/EDR and BLE |
| GPIO Pins | 34 programmable GPIOs |
| Interface Support | SPI, I2C, I2S, UART, ADC, DAC, PWM |
| Operating Voltage | 3.3V (Input via Micro-USB: 5V) |
| Current Consumption | ~80mA (Active), ~10uA (Deep Sleep) |
| Dimensions | 55mm x 28mm x 13mm |
Anonymous
Mar 25, 2026
Rating: 5/5
Best ESP32 board I've owned
I have tried several brands, and this one has the most consistent Wi-Fi range. The build quality feels solid, and the USB connector is sturdy. It's now my go-to board for all client prototypes.
Anonymous
Mar 20, 2026
Rating: 5/5
Perfect for IoT Prototyping
This board works flawlessly out of the box. I uploaded my first sketch using the Arduino IDE within minutes. The dual-core processor handles Wi-Fi and sensor data simultaneously without lag. Highly recommended for smart home projects.
Anonymous
Mar 18, 2026
Rating: 4/5
Great value, minor pin labeling issue
The performance is excellent for the price. Bluetooth connectivity is stable. My only complaint is that some GPIO pin labels on the silkscreen are slightly hard to read under low light, but the documentation online clears up any confusion.
Anonymous
Mar 17, 2026
Rating: 5/5
Excellent for Home Assistant integration
Integrated seamlessly with ESPHome and Home Assistant. The Bluetooth capabilities allow me to track presence reliably. Fast shipping and the board arrived well-packaged in an anti-static bag.
Anonymous
Mar 11, 2026
Rating: 5/5
Easy for beginners
As someone new to embedded systems, I found this board very forgiving. There are tons of tutorials available specifically for this model. The deep sleep mode is great for my battery-powered weather station project.
Anonymous
Mar 10, 2026
Rating: 4/5
Solid performance for industrial control
Using this for a small conveyor belt monitor. The PWM output is precise, and the temperature stability is good even in a warm workshop environment. Would give 5 stars if it came with header pins pre-soldered.
Q: Are the headers pre-soldered on this unit?
A: No, this unit typically ships without pre-soldered headers to allow for flexible mounting options (such as soldering female headers or connecting via breadboard wires). You will need to solder them yourself or purchase a version specified as 'with headers'.
Q: Does this support OTA (Over-The-Air) updates?
A: Absolutely. The ESP32 chip supports OTA updates natively. You can implement this using the Arduino OTA library or through ESPHome if you are using that ecosystem.
Q: What is the maximum current draw per GPIO pin?
A: Each GPIO pin can source or sink up to 40mA. However, the total current drawn from all GPIOs combined should not exceed 1200mA to ensure stable operation and prevent overheating.
Q: Is this board compatible with the Arduino IDE?
A: Yes, this ESP32 board is fully compatible with the Arduino IDE. You simply need to install the ESP32 board manager package from the preferences menu to get started.
Q: Can I power this board directly with a 3.7V LiPo battery?
A: While the chip operates at 3.3V, this specific development board is designed to be powered via the Micro-USB port (5V) or the VIN pin (recommended 5V-12V). For direct LiPo connection, ensure you use a regulated supply or a dedicated battery shield to avoid damaging the voltage regulator.
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