The Shark PowerDetect is a powerful, intelligent, deep-cleaning cordless vacuum. Enjoy smart, fast, efficient cleaning with PowerDetect Intelligence, which boosts power by up to 75% to increase cleaning: DuoClean Detect: Two brush-rolls and multiple sensors react and adapt for optimal performance. DirectionDetect: Designed to work in both forward AND reverse for faster , more efficient cleaning DirtDetect: Senses embedded dirt and boosts cleaning power EdgeDetect: Senses edges & corners and increases suction FloorDetect: Senses floor type and adjusts brush-roll speed and suction Reverse Clean Technology: Many cordless vacuums only pick up debris efficiently when you push them forward. With a patent-pending fin design, the DuoClean Detect floorhead was designed to work in both forward AND reverse, so now you can enjoy a fast, efficient clean. Ultra-Powerful Hair Pickup perfect for pet hair: Anti Hair Wrap Plus is designed to grip and capture even more hair , with specially engineered bristles made of strong material with additional hair pick-up performance and anti hair wrap properties. A chevron pattern directs debris and pulls hair to the centre of the floorhead to be removed by the anti-wrap combs, providing ultra-powerful hair pickup that removes hair as you clean. Perfect for long, short and pet hair. Shark PowerDetect Cordless Pet Vacuum Cleaner IP1251UKT in Grey Size: Medium