What Our Experts Think
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A high-capacity 5120Wh stackable power station designed for home backup, RVs, and off-grid living.
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Includes 4×200W foldable solar panels for efficient, fast recharging anywhere.
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Expandable system—add more units for higher capacity and longer runtime.
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3500W output supports large appliances, tools, and essential home electronics during outages.
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Compact, stackable design saves space while delivering reliable, continuous power.
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Perfect balance of portability, scalability, and dependable solar performance.
Q&A
Q: How long can it power household devices?
A: A full charge can power a refrigerator for about 24 hours or charge phones over 400 times.
Q: Can additional batteries or units be added?
A: Yes, the SL3500 supports modular expansion for increased capacity and output.
Q: Is it suitable for off-grid use?
A: Absolutely—it’s built for off-grid setups, camping, RVs, or as a full home backup solution.
Q: How fast does it recharge with solar panels?
A: With 4×200W panels, it can recharge fully in approximately 6–7 hours under optimal sunlight.
Maintenance Tips
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Keep solar panels clean and positioned toward direct sunlight for maximum output.
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Store the power station in a cool, dry environment when not in use.
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Recharge every 3–6 months to maintain battery longevity.
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Regularly check all cable connections and ports for dust or looseness.
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Avoid exposing the battery unit to moisture or extreme temperatures.
