Clean up any messes and keep your home tidy with the POWERSERIES+™ 20V MAX* cordless vacuum. Made for big spills, much better cleaning with up to 25% more suction on carpet** and up to 44 minutes of run time. Depending on the type of floor, the POWERSERIES+™ high-tech vacuum automatically adapts its suction power with AUTOSENSE™ technology, while its cyclonic filtration system helps keep the filter clean for professional-level performance.Hair, fur and debris are often be difficult to pick up, but the anti-tangle brush bar and LED lights built into the floor head make suction easy.Use the crevice tool and quickly transform it into a handheld vacuum for cleaning stairs and furniture, lay it flat to clean Under beds and sofas, and tuck it away when all the work is done with this vacuum's convenient self-supporting capability. pray.\r \r *Maximum initial battery voltage (measured without workload) is 20 volts. The nominal voltage is 18.\r **vs. BLACK+DECKER HSVB420J.