Elon Musk does nothing in halves. The Tesla CEO recently promised to deliver the world’s largest lithium-ion battery to South Australia. He has also promised to build the battery in “100 days or it’s free”.

The 100-megawatt (129 megawatt hour) battery will be “three times more powerful” than any other system and will store energy from Neoen’s

Source: Hot Hardware – Tesla To Build World’s Largest Lithium-Ion Battery For Australian Power Grid