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ESP8266 WiFi Shield for Arduino — Add WiFi to Any Arduino with a Snap

The ESP8266 WiFi GPIO Shield plugs directly onto an Arduino Uno, Leonardo, or compatible board to add WiFi connectivity without any wiring — just stack it on, install the library, and your Arduino is online. Unlike USB-dongle WiFi solutions, this shield exposes additional GPIO pins from the ESP8266 that your Arduino sketch can also control, making it both a WiFi adapter and a GPIO expander in one.

WiFi Shield vs ESP-01 + breadboard wiring — why use a shield?

Feature WiFi GPIO Shield (this) ESP-01 + Wires
Setup Plug-and-play — no wiring Requires wiring, level shifter, 3.3V supply
Extra GPIO ✅ ESP8266 GPIO accessible from Arduino Limited — only TX/RX bridge
Stability Solid PCB connection Breadboard/jumper reliability issues
Best for Clean, stackable production-style builds Quick prototyping on a budget

Key features

  • Arduino shield form factor: Stacks directly onto Uno, Leonardo, or compatible boards
  • ESP8266 WiFi onboard: 802.11 b/g/n, Station + AP modes
  • GPIO breakout: ESP8266 GPIO pins accessible for additional I/O
  • No wiring required: Power and serial communication via shield headers
  • AT command interface: Use with standard ESP8266 AT firmware on host Arduino

Technical specifications

Core Chip ESP8266
Form Factor Arduino shield (Uno / Leonardo compatible)
WiFi Standard 802.11 b/g/n, 2.4 GHz
WiFi Modes Station, AP, Station+AP
Interface to Arduino UART (AT commands via shield headers)
Extra GPIO ESP8266 GPIO pins broken out
Operating Voltage 3.3V (onboard regulator from Arduino 5V)

Frequently Asked Questions

Which Arduino boards is it compatible with? Designed for Arduino Uno and Leonardo form factors. May work with other compatible boards that follow the same header layout.
How does the Arduino communicate with the ESP8266? Via UART using AT commands. The shield routes the ESP8266 serial pins to the Arduino's serial header pins.
Can I program the ESP8266 on this shield independently? Depending on the board design, you may be able to access the ESP8266 programming pins. Check the PCB for a UART programming header or GPIO0 boot pin access.

ESP8266 WiFi GPIO Shield for Arduino

ESP8266 WiFi GPIO Shield for Arduino

Low stock: 5 left

Product Code

SKU:2070

Regular price ₱ 275.00
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