The BLACK+DECKER™ POWERSERIES™ Extreme™ Pet 20V MAX Cordless Stick Vacuum features the 3X Cleaning System: 1) Floorhead angle is designed to clean up multiple surfaces from hard floors to area rugs and carpets; 2) The v-shaped bristle pattern is designed to pick up messes of various sizes including pet hair dust and crumbs 3) The patented anti-tangle brush bar is designed to minimize hair wrap and maximize suction power. The front-facing dustbin gives quick access when emptying and allows the vacuum to lay flat for hard-to-reach areas. The built-in twist to clean filter provides up to twice the suction power. 3-speed control lets you select the right power for clean up on hard surfaces area rugs or powerful pick up on carpet. The POWERSERIES Extreme stick vacuum delivers up to 55 minutes of run time (in low speed with brush bar turned off). Detach the removable 20V MAX (maximum initial battery voltage (measured without workload) is 20 volts nominal voltage is 18) battery to charge separately from the vacuum or leave in your vacuum to charge while it self stands or when placed on its wall mount.