Article from the website smh.com.au.
The glitzy electric car company Tesla Motors, run by billionaire Elon Musk, ceased to be just a car company.
As was widely expected, Tesla announced that it is offering a home battery product, which people can use to store energy from their solar panels or to back-up their homes against blackouts, and also larger scale versions that could perform similar roles for companies or even parts of the grid.
For homeowners, the Tesla Powerwall will have a power capacity of either 10 kilowatt hours or 7 kilowatt hours, at a cost of either $US3500 or $US3000.
Click on this link to read more http://www.smh.com.au/technology/technology-news/teslas-battery-announcement-shows-the-coming-revolution-in-energy-storage-20150502-1mycor.html.