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Hi, I`m Charles

Here at Spheral Solar, I’m a hands-on solar power enthusiast, constantly exploring and experimenting with DIY solutions. I’m dedicated to sharing my discoveries, insights, and even the bumps I hit along the way, all in the pursuit of a more sustainable future.

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Recent Posts

7 Best Solar Deck Lights of 2026, Tested and Reviewed

After testing 10 top solar deck light models over the past six months, the Siedinlar Solar Deck Lights earned our Best Overall recommendation for their exceptional 12-hour runtime, painless installation that took us less than five minutes per light, and build quality that’s survived our brutal weather testing. Key Takeaway: The Siedinlar Solar Deck Lights…

7 Best Solar Spot Lights of 2026, Lab-Tested and Reviewed

Heads up: some links here are affiliate links, and purchases through them support the site. As an Amazon Associate I earn from qualifying purchases. After testing dozens of solar spotlights in real-world conditions over the past six months, the Solar Spot Lights Outdoor Waterproof 1000LM model emerged as our top pick for most homeowners thanks…

What Is Sustainable Interior Design (and How Does It Work)?

Sustainable interior design is the practice of creating beautiful, functional living spaces using materials, methods, and systems that minimize environmental impact while maximizing energy efficiency and occupant health. It goes beyond choosing a bamboo coffee table or swapping out light bulbs. At its core, sustainable design rethinks how rooms are built, furnished, powered, and maintained…

AGM vs. Lead Acid Batteries: Which Is Better for Your Solar Setup?

AGM batteries outperform traditional flooded lead acid batteries in nearly every practical measure that matters for solar installations, but whether that performance justifies their 50-100% higher upfront cost depends entirely on how hands-off you want your system to be and how often you’ll cycle the battery deeply. After running both types through real-world solar setups…