Even the most expensive robot vacuums—like those capable of emptying themselves so they can run autonomously for weeks—lack the ability to climb up and down stairs in order to clean multiple floors of a house. YouTuber Peter Sripol came up with a solution to that problem, but it’s a hack you probably won’t see as an…
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Source : Gadget Hacker Solves the Biggest Problem With Robovacs by Making One That Flies
