Our favorite affordable smart robot vacuum is finally on sale again

"Alexa, turn on the 30C." (Photo: Eufy) Purchases you make through our links may earn us a commission. Back in the day, robot vacuums were the kind of investment that might have struck some people as a little excessive. But nowadays with smart tech making everything we hate about daily life--like cooking dinner and finishing chores--so much easier, it makes sense that robot vacuums would become more ubiquitous, too. A smart robot vacuum like the Eufy Robovac 30C can make vacuuming suck a lot less, and right now you can get this top-rated device for its second-lowest price of all-time on Amazon, at just $190. At full price, the 30C is advertised as being $299.99,