Find code and diagrams at: https://www.elithecomputerguy.com/2019/07/internet-up-down-led-alert-with-arduino-uno-with-wifi/

This project shows you you to create a visual alert to notify you if your internet service has gone down.

Functional Parts in the Project:

Arduino Uno – https://store.arduino.cc/usa/arduino-uno-rev3
Breadboard Kit – https://amzn.to/2Xih5ei
560 Piece Jumper Wire Kit – https://amzn.to/2MsCLjL
LED Kit – https://amzn.to/2Rjhs2N
220 Ohm Resistors – https://amzn.to/2RiiMD9