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Arduino UNO ESP8266 Serial wifi Expansion Board Module

Arduino UNO ESP8266 Serial wifi Expansion Board Module

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  • This is ESP8266 Serial wifi Expansion Board Module for Arduino UNO
  • The processor can operate at 80MHz / 160MHz
  • This is Compatible with Arduino IDE
  • This is Compatible with modules and sensors used in Arduino
  • This can be Programmable through USB or WiFi (OTA)

ESP8266 Serial wifi Expansion Board Module for Arduino UNO

The ESP8266 Serial WiFi Expansion Board Module is nothing but the ESP8266 ESP-12E UART Wireless WIFI Shield TTL Converter (Shield WiFi ESP8266) makes it easy to connect the Arduino to WiFi networks through the ESP8266.

When using it, it is no longer necessary to mount a circuit with several components and wires to interconnect an ESP8266 to the Arduino, simply attach the board to the Arduino, position the DIP switch path according to the shield operating mode and program the Arduino to connect to WiFi networks. In addition, the board can be used without the Arduino, as it has all the pin-outs of the ESP-12E available.

check out : Arduino Uno CC3000 Wifi Shield

Package Includes:

  • 1 x ESP8266 Serial wifi Expansion Board Module 


Processor can operate  80MHz / 160MHz
Flash memory 32MB
Digital pins 11
Analog pin 1 with 10-bit resolution
Dimensions 5 x 4 x 1 cm
Weight 15g

Shipping & Returns

  • All orders confirmed before 3 pm IST are shipped on the
    same day, barring rare pickup delays on holidays or disturbances
  • Delivery time in Metro cities is 1-3 days, Others it is
    3-7 days. It varies based on location, reliant on courier services
  • Return window: 7 days from receipt unless stated
    otherwise. No refunds/replacements after
  • Returns only for non-working/damaged products are accepted
  • Initiate return requests to our customer service team via Support ticket or contact us at +91-8123057137
  • Refunds are processed within 3-4 working days post inspection and approval.

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1. What is ESP8266 Wi-Fi module Arduino?

The ESP8266 Wi-Fi module is a wireless communication device that provides the capacity for microcontrollers, such as the Arduino, to connect to Wi-Fi networks. The module is grounded on the ESP8266 chip, which encompasses an integrated Wi-Fi chip and a microcontroller unit (MCU) that can be tailored by means of the Arduino IDE.

The ESP8266 Wi-Fi module is intended to operate in tandem with the Arduino microcontroller framework, which affords developers the ability to effortlessly construct Wi-Fi-enabled undertakings by means of the Arduino programming vernacular. The module features a serial interface that can be employed to communicate with the Arduino, thus enabling it to transmit and receive data remotely via Wi-Fi.

The ESP8266 Wi-Fi module can be customized utilizing the Arduino IDE, and arrives with a plethora of ready-to-use libraries that facilitate easy interconnection with Wi-Fi networks and data exchange with other devices. With its low-cost, compact size, and facile incorporation with the Arduino framework, the ESP8266 Wi-Fi module has become a sought-after choice for IoT projects and other applications necessitating wireless communication.

2. What is the use of ESP8266 Wi-Fi module?

The utilization of the ESP8266 Wi-Fi module serves as a means to supplement Wi-Fi connectivity to microcontroller-based projects. Through this tool, microcontrollers such as the Arduino are able to join Wi-Fi networks and communicate data without the need for wires.

The ESP8266 Wi-Fi module has emerged as a prominent fixture within the maker and DIY communities due to its economical pricing, its modest proportions, and its ease of operation. The module can be configured through the Arduino Integrated Development Environment and comes with an assortment of pre-built libraries that streamline the process of connecting to Wi-Fi networks and conducting data exchange with external devices. This makes it a fitting candidate for a multitude of Internet of Things (IoT) projects and other undertakings that necessitate wireless correspondence.

The ESP8266 Wi-Fi module's most typical applications encompass:

  • Home automation - the ESP8266 module can be used to govern various appliances like lighting fixtures, temperature controls, and other devices via Wi-Fi.
  • IoT projects - the module can be used to create IoT devices that can communicate wirelessly with other devices and the internet.
  • Remote monitoring - the module can be used to keep track of data loggers, sensors, and other devices remotely via Wi-Fi.
  • Robotics - the module can be used to bring wireless control to robots and other devices.

The ESP8266 Wi-Fi module serves as an uncomplicated and economical mechanism to furnish wireless connectivity to microcontroller-based projects. Its ease of operation makes it a favorite choice for hobbyists, makers, and professionals alike.