You can use this button to have a fun and cool way to turn on your computer. To make this you must put the black and yellow parts together. The holes and pins are slightly misaligned ensuring that it is put on the right way. Then, fish 2 wires through the side of the black base. You then want to solder the two wires to a key switch. Finally, plug two wires into your computer's power switch header, and run them to the button.