HERE'S AN EXPLANATION ABOUT THE WAY TO MAKE AN SOS SIGNAL

FOR THAT PURPOUSE WE NEED AND ARDUINO UNO R3,A LED DIODE AND CODING ">Neocities.

Here's how you can make bold and italic text.

Here's how you can add an image:

Here's how to make a list:

• First thing
• Second thing
• Third thing

To learn more HTML/CSS, check out these tutorials!