Tesla’s Powerwall Event: The 12 Most Important Facts

"The issue with existing batteries," Musk mused, "is that they suck"

Why Tesla Is Building Batteries for Your Home

Tesla just gave us its first look at a new stackable battery system to store electricity for homes, businesses, and the grid. It’s a product that Tesla says will soon bring in billions in annual revenue. Here’s what Elon Musk revealed:

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