Why buy one?
Road accidents happen, and they are never our fault because we’re all perfect drivers, right? Dashcam footage could provide proof of fault, or dangerous driving, to your insurer or the police. If the other party isn’t insured or leaves the scene, the recording could be all you have to identify them.
However, they aren’t cheap and to justify the outlay you have to think when you were last involved in a road accident, or the last time you could have used a dashcam recording?