These DIY Powerwall Hobbyists Are Building Their Own Home Battery Systems
These DIY Powerwall Hobbyists Are Building Their Own Home Battery Systems
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These DIY Powerwall Hobbyists Are Building Their Own Home Battery Systems
A growing cadre of do-it-yourself enthusiasts is turning its attention to residential energy storage.
For these aficionados, Tesla's $3,000 Powerwall fails to impress. Instead, they're building their own DIY versions -- for a fraction of the cost.