Salt Water Is All You Need to Power This Lamp for 80 Hours

Salt Water Is All You Need to Power This Lamp for 80 Hours

Hurricanes, earthquakes, elected officials—there are plenty of legitimate reasons to prepare for the end of civilization as we know it, and if the world’s supply of batteries ever runs out, you’ll be glad you had this emergency LED lamp tucked away in your doomsday shelter.

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Source: Gizmodo
Link: Salt Water Is All You Need to Power This Lamp for 80 Hours


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