In wales, uk are the little cameras on top of traffic lights red light cameras?

In wales, uk are the little cameras on top of traffic lights red light cameras? they little and vulnerable to damage so doubt it?

Probably not. Some modern electronic traffic lights are controlled by a camera system that can detect the number of vehicles waiting at a light and switch the lights to allow traffic to flow as needed. That’s probably what you are seeing on top of the red light box.

Kingsport Red Light Cameras