I have a LeafDD for sale.
Great condition - $70 shipped. Has the latest firmware on it.
I always found this easier to use than LeafSpy as it's always in the car, fairly discreet and turns on instantly.
This post has a great image of the information it displays courtesy FalconFour.
http://www.mynissanleaf.com/viewtopic.p ... 99#p510599