When you buy through our links, Business Insider may earn an affiliate commission. Learn more The Roborock Saros Z70 robot vacuum and mop expands the cleaning prowess of the best robot vacuums ...

I’ll see your arm and raise you an arm and two legs. It was the battle of the bots on the CES show floor as robot vacuum manufacturers Dreame and Roborock each added limbs to their rival robovacs.

The Roborock Saros Z70 is the much-hyped robot vacuum that comes with a robotic arm that will pick up small items around your home while it cleans. No surprise it's got so many people talking ...

[Tazer] built a small desktop-sized robotic arm, and it was more or less functional ... We’ve also seen some other great work on pneumatic robot grippers over the years.

But they’re certainly big enough to be tossed around by this giant robot arm roller coaster simulator ... a roller coaster database complete with 4k 60 fps video captured from real coasters ...