Thanks for your input LeftieBiker and knightmb.
I have looked and search but all over and all I found was range extender pack that you would have to stop and charge your vehicle from the range extender pack. That is basic and no different from a portable charger. That is so inconvenience or...
My Leaf is a 2011 and it's battery degradation is pretty bad. Currently my range is only 47 miles. Replace the battery is not an option at this time so thought of an ideal of installing a 16,384WH battery pack, (51.2v 320AH). My idea is to run run this with a pure sine wave inverter, 120v...