Engine off coasting refers to a method used by “hypermiliers” to increase there miles per gallon (MPG) by shutting off the car while rolling. Basically let the miles spin while the car is off.
So the camera arrived today, quicker than I expected. But initially I am happy with the design. I was worried about where the wires exited, as the eBay listing did not show them. As you can see they come out of the mount, ideal for my use.