First follow Great Scott's instructions for making an Arduino capacitative switch light. https://www.youtube.com/watch?v=mWR9Q_pTagw https://www.youtube.com/wa

First follow Great Scott's instructions for making an Arduino capacitative switch light. https://www.youtube.com/watch?v=mWR9Q_pTagw https://www.youtube.com/watch?v=mWR9Q_pTagw Then enable it to be integrated with C# code: https://www.allaboutcircuits.com/technical-articles/csharp-windows-application-for-arduino/ https://www.allaboutcircuits.com/technical-articles/csharp-w... Voila! A C# light!