Shark Power Detect Powered Lift-Away Upright Vacuum AZ4000

BEST OVERALL CLEANING OF ANY VACUUM*: Most powerful suction** and most advanced cleaning technology of any vacuum .****Based on a geomean of combined tests -IEC62885-2 Sec 5.3 FWD, IEC62885-2 Sec 5.3 REV, IEC62885-2 Sec 5.5 FWD, IEC62885 Sec 5.5 REV vs. upright market. **Based on ASTM F558, measured at the hose. ***Based on the number of features that autonomously alter cleaning performance.
DUOCLEAN DETECT: Two-brushroll system with four Intelli-Sense sensors automatically senses and reacts to hidden dirt, debris and pet hair and boosts suction and brushroll speed for optimal performance on both carpets and hardfloors.
DIRT DETECT: Intelli-Sense sensor detects hidden dirt, debris, and pet hair embedded deep inside carpets, and devours it by automatically boosting cleaning power, allowing you to focus only on the areas that need attention.
EDGE DETECT: Automatically increases suction power within 2 inches of an edge or wall, for maximum cleaning performance along edges and corners, eve