Shark Detect Pro Detect and React to capture hidden dirt automatically.  This shark is so light and swivels so easily, it glides over wood floors and carpets with ease.  It's got such a strong suction and it adjust automatically to it's needs.  It has edge detect to help remove all the dirt in the edge if your flour.  It lights up your floor so you can see and dirt you might miss. I have an 18 month old son who loves vacuming with this.  It's really that easy.  Definitely recommend every family should have on of these   shark vacuums. It makes cleaning fun.