Amazon’s Big Spring Sale is only in its second year and, so far, we’ve found it to focus less on tech deals and more on home, cleaning and fashion discounts. That perhaps makes sense considering its timing, spring is a time for renewal and a refresh after all. But luckily, tech and home cleaning neatly intersect in the category of robot vacuums. We’ve tested dozens of these handy automatic floor cleaners and put the results in our buying guides. Right now, a number of our picks and related models are on sale
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