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ESP32 NodeMCU 30-Pin WiFi Bluetooth Development Board CP2102
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The ESP32 NodeMCU 30-Pin WiFi Bluetooth Development Board is a versatile microcontroller board designed for IoT, home automation, robotics, wireless monitoring, and embedded system development. Powered by a dual-core ESP32 processor and equipped with built-in WiFi and Bluetooth, it provides wireless connectivity without requiring additional communication modules.
Featuring a CP2102 USB-to-UART interface, the board provides convenient programming and serial communication with compatible Windows, macOS, and Linux systems. Its compact 30-pin layout is suitable for standard breadboards, making it convenient for rapid prototyping, electronics experiments, and DIY projects.
The ESP32 NodeMCU supports popular development platforms including Arduino IDE, ESP-IDF, MicroPython, PlatformIO, and Lua. With GPIO, PWM, ADC, DAC, SPI, I²C, UART, CAN, and capacitive touch interfaces, it can connect with a wide range of sensors, displays, motors, and other peripherals.
Whether you're a student learning microcontroller programming, a maker developing a smart home project, or an engineer prototyping a connected product, this ESP32 NodeMCU development board provides a flexible platform for wireless and embedded applications.
Explore our full range of ESP32 Development Boards for your next project.
The dual-core ESP32 processor provides the processing capability required for multitasking, wireless communication, and real-time embedded applications.
Integrated 2.4GHz WiFi, Bluetooth Classic, and BLE allow the board to communicate wirelessly without requiring separate connectivity modules.
The CP2102 interface enables reliable USB programming and serial communication, simplifying development and debugging.
The 30-pin layout provides a compact, breadboard-friendly form factor that is convenient for prototyping and electronics projects.
GPIO, ADC, DAC, PWM, SPI, I²C, UART, CAN, and capacitive touch interfaces provide flexibility for connecting sensors, displays, motors, and other peripherals.
Compatibility with Arduino IDE, ESP-IDF, MicroPython, PlatformIO, and Lua gives developers flexibility in choosing their preferred development environment.
Deep-sleep capabilities make the board suitable for battery-powered IoT devices and energy-efficient wireless applications.
The ESP32 NodeMCU can be used for smart home systems, robotics, wireless sensor networks, industrial monitoring, data logging, and other connected projects.
This ESP32 NodeMCU 30-pin development board features a built-in CP2102 USB-to-UART bridge chip. Unlike older CH340-based boards, the CP2102 offers superior stability, faster baud rates, and seamless serial communication across Windows, macOS, and Linux systems.
.pkg file, and crucially, go to System Settings > Privacy & Security and allow the "System Extension" from Silicon Labs. Restart your Mac afterward./dev/ttyUSB0 or /dev/ttyACM0. You can verify this by running lsusb or dmesg | grep tty in the terminal./dev/cu.usbserial-* (macOS) under Tools > Port in the Arduino IDE before uploading.(Looking for your next project? Check out our guide on interfacing the DHT11 sensor with the ESP32 board to start reading real-time temperature and humidity data!)
The compact 30-pin design leaves one free row on each side, making it ideal for rapid prototyping and IoT projects without jumper wire conflicts.
The ESP32 NodeMCU 30-Pin combines processing power, wireless connectivity, and extensive peripheral support in a compact development board.
The ESP32 NodeMCU 30-Pin Development Board is ideal for:
Learn microcontroller programming, IoT, embedded systems, and wireless electronics through practical projects.
Build WiFi- and Bluetooth-enabled smart devices, sensor networks, monitoring systems, and connected products.
Connect motors, sensors, communication modules, and controllers to develop wireless robotic systems.
Create home automation systems, smart devices, data loggers, and custom electronics projects.
Prototype connected embedded products using the ESP32's processing power and peripheral interfaces.
Experiment with sensors, displays, communication protocols, and wireless technologies.
Use the development board for practical teaching of programming, electronics, IoT, and embedded systems.
Develop wireless monitoring, control, data collection, and automation prototypes.
The ESP32 NodeMCU offers greater functionality than traditional ESP8266-based development boards. It provides dual-core processing, built-in Bluetooth alongside WiFi, additional peripheral capabilities, capacitive touch support, DAC, CAN, and improved processing performance.
This makes the ESP32 a better fit for projects that require wireless connectivity, multitasking, advanced peripherals, and greater development flexibility.
However, the ESP8266 can still be a suitable choice for simpler and lower-cost WiFi-only projects.
The ESP32 NodeMCU 30-Pin WiFi Bluetooth Development Board price in India is ₹399 at Robocraze. The final price may vary depending on stock availability, ongoing offers, and promotional discounts.
Robocraze provides ESP32 development boards and electronics components online in India with secure packaging, technical assistance, GST invoice where applicable, and dependable customer support.
| Feature | ESP32 30-Pin Board | ESP32 38-Pin Board |
|---|---|---|
| Processor | Dual-core ESP32 | Dual-core ESP32 |
| Connectivity | Built-in Wi-Fi and Bluetooth | Built-in Wi-Fi and Bluetooth |
| GPIO Availability | Fewer exposed GPIO pins | More exposed GPIO pins |
| Design | Compact and breadboard-friendly | Wider pin configuration |
| Best For | Basic IoT projects and standard prototyping | Complex projects involving multiple sensors, displays, and peripherals |
| Ideal Use Case | Space-constrained projects with fewer connections | Projects requiring more GPIO pins and peripheral interfaces |
👉 Need more I/O pins? Check out our ESP32 38-Pin Development Board (WiFi/BT) for expanded capabilities.
| Processor | Two Low-Power Xtensa 32-bit LX6 Microprocessors |
| Operating voltage (v) | 3.0V – 3.6V |
| Operating current (mA) | 80 |
| Clock Frequency (MHz) | 80 ~ 240 |
| Flash memory (MB) | 4 |
| Data Rate (Mbps) | 150 |
| SRAM Memory (KB) | 520 |
| Dimension(LxWxH) | 28 x 50 x 14 mm |
| Weight | 15gm |
To get started with your ESP32 microcontroller, install the Arduino IDE or MicroPython, then connect the board to your PC via a USB cable. Select the ESP32 board in the IDE and write your sketch. Hit Upload, and your code will run right away. The ESP32’s dual-core design gives plenty of power for IoT projects, sensor logging, and even robotics.
To add ESP32 to Arduino IDE, open the Preferences menu, paste the official ESP32 board manager URL, and use the Boards Manager to install ESP32 support. Now, your ESP32 dev board appears in the Boards list—select it and you’re ready to code. This process takes just a few minutes and unlocks advanced WiFi and Bluetooth features.
Your ESP32 module is easily powered via its onboard micro-USB port, or with a regulated 5V supply to the VIN pin. Stable power is essential for the WiFi and Bluetooth capabilities of the ESP32 development board. For reliable wireless communication over long sessions, use a USB cable or verify voltage output if using an external adapter.
With the WiFi library on your NodeMCU ESP32, connect to your local network and use HTTP requests to pull data from ThingSpeak. This is a popular way to extend IoT projects: you can visualize sensor readings, remote controls, or event alerts from anywhere. The ESP32’s built-in wireless support makes cloud experimentation simple.
Connect your ESP32 board to Firebase using the dedicated ESP32 Firebase library in Arduino IDE. After setting up your Firebase project credentials, you’ll be able to send sensor data or trigger devices remotely from the cloud. It’s an easy method for making smart home and remote monitoring projects with powerful cloud integration.
Keep your ESP32 development board up-to-date by flashing new firmware via the ESP32 Flash Download Tool or wirelessly using OTA (Over-The-Air) updates. Updated firmware gives you better stability, enhanced security, and new features. It’s worth checking for the latest releases regularly, especially for advanced IoT builds and automation projects.
Yes, the NodeMCU 32 WiFi Bluetooth ESP32 Development Board (30 Pin) sold by Robocraze is sourced from reliable manufacturers using genuine ESP32 chipsets. Each board undergoes quality checks to ensure proper WiFi and Bluetooth functionality, stable USB communication, and reliable GPIO performance. We avoid low-grade clones that often suffer from unstable power circuits or inconsistent firmware compatibility. You receive a fully functional and tested board suitable for IoT, robotics, automation, and embedded system projects.
Yes. The ESP32 supports WiFi and Bluetooth coexistence, allowing compatible applications to use wireless networking and Bluetooth communication within the same project. The actual performance depends on the application's processing, bandwidth, and connectivity requirements.
NodeMCU originally referred to ESP8266-based development boards, but ESP32-based NodeMCU boards are also widely available. This ESP32 NodeMCU uses the ESP32 platform and provides dual-core processing, WiFi, Bluetooth, BLE, and multiple peripheral interfaces.
For many advanced IoT and embedded applications, ESP32 provides more capabilities than ESP8266, including dual-core processing, Bluetooth, BLE, additional peripherals, and higher processing performance. ESP8266 can still be useful for simpler WiFi-based projects.
ESP-WROOM-32 is an ESP32-based wireless module that integrates the ESP32 microcontroller, wireless functionality, flash memory, and RF components. Many ESP32 development boards use an ESP-WROOM-32 module as their main processing and connectivity platform.
Yes. The ESP32 can connect to a WiFi network or create an access point and host web pages, dashboards, APIs, and IoT control interfaces. This makes it useful for home automation, remote monitoring, and connected-device projects.
Yes. The ESP32 NodeMCU can be programmed using Arduino IDE. It also supports development environments such as ESP-IDF, PlatformIO, MicroPython, and Lua, providing flexibility for different types of projects.
The board can be developed using Arduino/C++, ESP-IDF, MicroPython, PlatformIO, and Lua. The best option depends on the project requirements and the developer's preferred programming environment.
Yes. Its Arduino IDE compatibility, large development community, extensive documentation, and wide range of libraries make it suitable for beginners learning IoT, electronics, and embedded programming. At the same time, its advanced peripherals support more complex projects.
The ESP32 NodeMCU can be used for home automation, IoT sensor networks, robotics, smart agriculture, wireless monitoring, data logging, environmental monitoring, BLE devices, industrial automation, and wearable electronics.
Both versions are based on the ESP32 platform, but their physical layouts and exposed pins differ. A 30-pin ESP32 board offers a more compact form factor, while a 38-pin version generally exposes more pins for projects requiring additional peripheral connections. Always check the specific board's pinout before designing a project.
You can purchase the ESP32 NodeMCU Development Board from Robocraze, which provides electronics and robotics products online in India along with technical support and applicable GST billing.
Yes, the ESP32 30-pin layout is specifically designed to be breadboard-friendly. When inserted into a standard 400-point breadboard, it leaves one free row of pins on each side, allowing easy access for jumper wires and components.
GPIO 34, 35, 36, and 39 are input-only pins. They do not have internal pull-up or pull-down resistors and are typically used for reading analog sensors or buttons.
This is a common issue. Hold down the BOOT button on the ESP32 board, click "Upload" in the Arduino IDE, and keep holding the BOOT button until the "Connecting..." message appears in the console. Also, ensure you have the correct CP2102 drivers installed.
Both are USB-to-UART bridge chips. The CP2102 (used in this board) is generally preferred for its plug-and-play reliability across Windows, macOS, and Linux without needing third-party drivers, whereas CH340 often requires manual driver installation on macOS and older Windows versions.
products are genuinely good and received them in 2 days.
Nice packaging
The product was packed good and recieved in good condition and working as expected
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It best product
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It is Amazing and great item in this price
Veri usefull and cheap price from other shopping site, I use this module many project. Thank you robocraze
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