What is this collecting?

Got into a Bolt today and noticed this + some weird sensor and equipment outside the car. I asked the driver but he didn't want to reply (which peaked my curiosity).

Anyone know what this might be? My theory is it's collecting some data or license plates.

Got into a Bolt today and noticed this + some weird sensor and equipment outside the car. I asked the driver but he didn't want to reply (which peaked my curiosity).

Anyone know what this might be? My theory is it's collecting some data or license plates.