I have one and used it on my last vacation, It was fun to turn it on when we were in a scenic area or when arriving at a campground.
Then downloading it to the lap top and editing it when we got home to make a travel log.
I used
This web site to compare and the buy mine. I don't know why but the last thread about this was closed, I hope this one stays up.
But they are cheap on Amazon and you can see videos shot by them there and on the link. Good luck and have fun with them.