The light is great once up, looks good.  the issue is the length of the screws and the fixings.  If you are replacing another light and the hole in the siding doesn’t suit these fixings there is a certain amount of inventive Heath Robinson required to sort the mounting.  But given any 5 minute jobs takes me, according to my wife, the best part of 5 hours, this was relatively speedy I guess!  I recommend this light