This is an Indiegogo Campaign for the Grengine: An Evolution in Portable Power.
THE WORLD’S ONLY power system featuring interchangeable super batteries. Each battery pack has 1200 Watt hours to keep you going, and going…and going. Charge it from your wall, your car, or from the sun and then take it where you need it. Camping? Construction? Home backup? The GRENGINE™ has you covered.
Like the idea? Consider backing this invention (Only 2 days left!)
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