Those are the type that work in cars ( ?turn left in 100feet) and shows you driving on the road and is waterproof. Then you can take with you in the boat or hiking ( and create waypoints, and make a route which is not related to roads.) So you can mark that fishin spot. ? So it would be a device that can take you from your house, down the road to the marina, then on the boat to the fishin hole.
I read about this Garmin Quest, but wondered how they are?
I read about this Garmin Quest, but wondered how they are?