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NodeMCU ESP-32S ESP-32E WiFi Development Board Serial WiFi Bluetooth Module

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Espressif Dev. Boards and Modules for everyday users

The NodeMCU ESP-32S ESP-32E WiFi Development Board Serial WiFi Bluetooth Module is a mid-range espressif dev. boards and modules designed for everyday users. It features Model No. / Name: ESP32-S NodeMCU-32 V1.3 and Operating Voltage: 5V.

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₹2,111
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Total: ₹2,111
Buying tip: A well-rounded choice at a fair price. Recommended for most buyers.
Estimated delivery: 24 Aug7 Sept
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Quick Specs

Model No. / Name: ESP32-S NodeMCU-32 V1.3
Operating Voltage: 5V
Interface: UART, GPIO, ADC, DAC, SDIO, PWM, I2C, I2S
No. of Pins: 38
Mounting Style: Through Hole
Length (mm): 55

Ideal For

Electronics projectsArduino / Raspberry Pi buildsPrototyping
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SKU: robu-3231643Category: Espressif Dev. Boards and Modules

About This Product

The NodeMCU ESP-32S ESP-32E WiFi Development Board Serial WiFi Bluetooth Module is a mid-range espressif dev. boards and modules designed for everyday users. It delivers reliable performance at an accessible price.

Key Specifications

  • Model No. / Name: ESP32-S NodeMCU-32 V1.3
  • Operating Voltage: 5V — works with standard household power
  • Interface: UART, GPIO, ADC, DAC, SDIO, PWM, I2C, I2S — compatible with modern devices
  • No. of Pins: 38
  • Mounting Style: Through Hole
  • Length (mm): 55
  • Width (mm): 25
  • Weight (g): 9

Why Buy from Elecvora?

Elecvora sources this product directly, cutting out multiple middlemen. Every order includes free shipping, a 15-day return policy, and secure payment via Razorpay.

NodeMCU ESP-32S / ESP-32E WiFi Development Board is an open-source IoT development board based on the powerful ESP32S dual-core microcontroller. It is designed for rapid prototyping of Wi-Fi and Bluetooth enabled applications.

With integrated USB-to-serial interface, onboard voltage regulation, and rich peripheral support, this board simplifies wireless project development. Compatible with Arduino IDE and NodeMCU Lua firmware, it suits both beginners and professionals building connected devices, smart automation systems, and embedded IoT solutions.


Features:

  1. ESP32S dual-core microcontroller
  2. Built-in Wi-Fi and Bluetooth 4.2
  3. Arduino IDE and Lua programmable
  4. 38 GPIO pins for flexible I/O
  5. Integrated USB-to-serial interface
  6. Supports multiple communication protocols

Package Includes:

1 x NodeMCU ESP-32S ESP-32E WiFi Development Board Serial WiFi Bluetooth Module

Setup Guide

1
Identify the pins
Locate VCC (power), GND (ground), and data pins (SDA/SCL for I2C, MOSI/MISO for SPI, or TX/RX for UART). Refer to the pinout diagram on the product page.
2
Wire to your microcontroller
Connect VCC to 3.3V or 5V (check the module spec), GND to GND, and data pins to the appropriate GPIO pins on your Arduino or Raspberry Pi.
3
Install libraries
In Arduino IDE, go to Sketch → Include Library → Manage Libraries and search for the sensor library. Install the recommended version.
4
Upload example sketch
Open File → Examples → [library name] → Basic Example. Upload to your board and open Serial Monitor to view output.
5
Calibrate if needed
Some sensors (temperature, humidity, distance) may need a short warm-up period or calibration. Run the calibration sketch if provided.