Description

Wi-Fi modules (wireless fidelity) also known as WLAN modules (wireless local area network) are electronic components used in many products to achieve a wireless connection to the internet.

How do I connect my WIFI module with Arduino?

Follow these steps:

connect the red wire to VIN(3.3V) to the +3.3V power from the microcontroller.
connect the black wire to the ground.
connect the green wire to the TX of the Wi-fi module and microcontroller.
connect the yellow write to the RX of the wi-fi module and microcontroller.

Features:

Mini wi-fi device.
Easy to connect with compatible device.
Easy to use.
PCB color: Blue.
Best quality product.
Non brand, new product.

package Includes:
1 x ESP-12F ESP-12E Serial Wi-Fi Adapter Module 5V.