At its core, the Light Touch is a simple handheld computer running Windows CE, but it uses holographic laser tracking to project a 10.1-inch virtual touch screen onto any flat surface.

Leviton has tried something similar with the OmniTouch 7 Touchscreen, but it doesn't have an user interface that's nearly as polished as AtmosControl and hasn't been well received.

Pi Touch Display 2 TL;DR Key Takeaways : The Raspberry Pi Touch Display 2 is an economical option for creating control panels, priced at $60 with a 720p resolution and 5-point multi-touch capability.