Using these arcade buttons is a breeze. Just connect them to your project according to the wiring instructions. When you press the button, you'll feel that 2mm travel which gives a great tactile feedback. As for maintenance, keep them clean by gently wiping with a dry cloth. Avoid using any harsh chemicals as they might damage the color or the button mechanism. And when you're not using them, store them in a dry place to prevent any rust or corrosion. That's all you need to know to make the most out of these colorful arcade buttons!