Tesla's new power play

Everything you need to know, in four paragraphs

Tesla
(Image credit: AP Photo/Ringo H.W. Chiu)

Everything you need to know, in four paragraphs:

Elon Musk "wants to sell you a battery," said Alex Davies at Wired. Only this time, it's not inside one of his luxury electric Tesla cars. Last week, the billionaire businessman unveiled a line of lithium-ion batteries designed to power homes, businesses, and even public utilities. Dubbed Powerwalls, the rechargeable batteries are essentially upgraded versions of those found in Tesla vehicles, reconfigured to allow consumers and businesses to store large amounts of energy — and "even go off the grid."

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