Hoover High Performance PetQuickPass Brushroll for 2X Faster Cleaning Clean surface debris without having to pass over the same area multiple times WindTunnel 3 Technology Creates 3 channels of suction to lift and remove surface debris and deep down embedded dirt Brushroll On Off Switch Turn on off brushroll for optimal cleaning on carpets and hard floors. Headlight Spot hard to see debris in dim lighted areas for a better clean.