Using these arcade buttons is super easy. Just install them in your project where you need a button. When you press them, you'll feel that 2mm travel which gives a great tactile feedback. As for precautions, avoid using excessive force when pressing as it might damage the buttons. For maintenance, keep them clean by gently wiping with a soft, dry cloth. Don't expose them to extreme temperatures or moisture as it could affect their performance. That's all you need to know to enjoy these colorful arcade buttons!