Is this the answer to solving the charging problem.
http://www.pocket-lint.com/news/140997-tesla-solar-roof-everything-you-need-to-know
With this back up battery perhaps it may work, although I would need a wind turbine feed to cover the non summer months.
http://www.pocket-lint.com/news/140997-tesla-solar-roof-everything-you-need-to-know
With this back up battery perhaps it may work, although I would need a wind turbine feed to cover the non summer months.