Hoover Vacuum Cleaner Air Cordless 20 Volt Lithium Ion 2-in-1 Deluxe Stick and Handheld Vacuum BH52120PC 20 Volt Lithium-Ion Battery - powerful performance without the hassle of a cord Exclusive WindTunnel 2 Technology lifts and removes surface debris and deep down embedded dirt Removable Hand Vac lets you easily take cleaning to couches, stairs and hard-to-reach places Multi-Floor Electronic Brushroll instantly switches from carpet to hard floors with the touch of a button Deluxe version contains 1 extra filter and a motorized turbo tool Steerable Technology - Maneuvers around furniture, corners and tight spaces with ease