Narwhal claims this doubles the dust pickup rate ... 8-in-1 multifunction base station that has automatic dust emptying, mop washing, hot-air drying and water tank refilling.

With their long, spiral tusks, narwhals (Monodon monoceros) look like something out of a fairy tale. Primarily seen in male narwhals, these single elongated teeth that can grow up to 10 feet.