123Invent Inventor Develops Portable Power Supply & Flag Light (CTK-1914)

PITTSBURGH, Oct. 10, 2025 /PRNewswire/ -- "I wanted to create a portable power supply and flag light that can be easily charged all day for illumination and use all night," said an inventor, from LeMars, Iowa, "so I invented the SUN HARVESTER. My design can also be used to power a radio,...

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