Uses Lift-Away technology takes cleaning everywhere above the floor. Self-Cleaning Brushroll prevents hair wrap. Lift away the detachable pod to clean stairs without lugging the whole vacuum. Anti-Allergen Complete Seal Technology locks allergens away as you clean. Captures and traps over 99.9% of dust and allergens. Completely sealed HEPA system. Customized suction control with suction slider on handle. Easy-to-Empty dust cup opens up from top and bottom. Swivel steering easily maneuvers around furniture.