The Hoover Windtunnel Anniversary Bagged Upright comes with Hoover patented Windtunnel technology that lifts and traps the dirt so it won't fall back into your carpet. The Embedded Dirt Finder tells you when the carpet is clean. Carpet is clean when the light turns green. Hepa fitration bag traps 100% of dust mites, ragweed and common grass pollens. The Bag Check Indicator tells you when your bag is full. You never have to guess when to change the bag.The Ergonomic D-grip makes vacuuming easier and more comfortable.The new Non-marring wheels come with bearings for lower push effort on carpet and safe use on bare floors. Comes with a complete set of tools for your above floor cleaning.