Actually, that could work really well with a wireless keyboard! OK it is just short-range remote control, but cheep enough!Imaginary_Girl wrote: Without the program, you can control it with the physical num caps and scroll keys on your keyboard, but yeah.
I remember how easy it is to control these lights through BIOS, though
And a windows API (can probably forget win95 compatibility now): https://support.microsoft.com/en-us/kb/127190
It wouldn't be difficult to run say a small electromagnet from the same battery pack as the keyboard electronics, or run the keyboard from a subset of a bigger battery chain (common ground) if you need higher voltage.