You know that in many countries (including THE USA and UK), that extra power you produce on sunny days is sent back to the electricity grid and you will have the cost of that electricity removed from your bill. So you don't need a battery, if you get $50 of solar electricity and send it to the grid, you can use $50 of overnight electricity (from any source) to charge your car, and you won't pay a penny.
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You know that in many countries (including THE USA and UK), that extra power you produce on sunny days is sent back to the electricity grid and you will have the cost of that electricity removed from your bill.
So you don't need a battery, if you get $50 of solar electricity and send it to the grid, you can use $50 of overnight electricity (from any source) to charge your car, and you won't pay a penny.
That’s not the deal here in Aus