This robot vacuum gives the best bang for your buck cleaning-wise and is even more affordable for a limited time. This conversation is moderated according to USA TODAY’s community rules. Please read the rules before joining the discussion. — Our editors review and recommend products to help you buy the stuff you need. If you make a purchase by clicking one of our links, we may earn a small share of the revenue. However, our picks and opinions are independent from USA Today’s newsroom and any business incentives. Robotic vacuum cleaners are great: they can clean your house while you are out, sweeping the floors and amusing your cats at the same time. The Eufy BoostIQ RoboVac11S is our top pick for affordable robotic vacuums because it offers excellent suction, can slip under furniture and is so quiet, you’ll barely hear it working. It usually retails for $240, but you can get it now for $185.99 with the code eufyrobovac. You’ll also need to click the on-page coupon that knocks $20 off the list price to reap the full savings of this sale. You may want to act quickly: The deal is only available until Tuesday, October 8.  You can set the 11S to clean when you are at work and i...