At nine o’clock in the evening on March 12th, US time, our advertisements have been broadcast on the screens in Times Square, New York. Our products include folding solar panels and portable energy storage power supplies for your outdoor or emergency use.Whether you’re charging a generator phone laptop or refueling a power pack, solar power has you covered. Our foldable portable polycrystalline solar panels are rugged, reliable, and easy to use. Harness the sun with portable solar power wherever you are.

Actually, they only need a 10kw solar system to cover 50kwh each day. And 10kw off-grid solar system price is about $10,000 with 16pcs gel battery.

Do you see the different bewteen kW and kWh?

That is the differnet about $10,000 and $52,000.

How do kWh relate to batteries?

Just like a swimming pool, the more battery kWh capacity, the bigger swimming pool is.

The more energy (kWh) a battery has, the more you can store and the longer it will last, it will supply more using time for the home appliance.