Originally Posted by
WhyFi
If you've both got Garmins, you could get an ANT+ controlled light. Of course, I don't have a Garmin so I don't know how convenient it is to get to the light controls...
We do, but I wouldn't want her looking for it with her eyes (her vision is rather south of great). Ideal would be something like Di2 sprinter switches where she could just tap one side for faster and the other for slower, and 10m range or so.