Tesla, an electric vehicle company founded by billionaire Elon Musk, will make the world's largest lithium --
Ion batteries in South Australia.
The project is considered a showcase of large power storage technologies in areas plagued by power outages.
It has a storage capacity of 129 MW.
30,000 families have enough electricity.
Musk flew to Adelaide, the capital of South Australia, today to announce the project and abide by his previous promise on Twitter that Tesla will complete the battery project within 100 days after the contract is signed, or transfer to the South Australian government free of charge.
"There will be a lot of people who will pay attention to this issue ,[asking]