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Gravity Lamp with Pure Clean Energy

Gravity-LampThe designed by two designers can convert gravity to electrical energy, just tying a bag of heavy objects on one end of the sling, then raises it to the top, you’ll get continuous bright lasting for nearly 30 minutes. The electric energy from Chandeliers can also be entered to mobile phones and other appliances, it has wider popularity and saves more cost comparing to solar power. Sincerely hope this invention can bring bright for Africa and other poor regions!

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