Dyson Big Ball Multi Floor Canister Vacuum Self-rights when toppled - other vacuums fall down and stay down. Only Dyson big Ball canister vacuums pick themselves up , Cord Length - 21 feet HYGIENIC dirt ejector - Drives Out trapped dust and debris as you empty. No need to touch the dirt; Suction Power: 250 AW Carbon fiber turbine head - carbon fiber filaments pick up Fine dust. Stiff nylon bristles remove ground-in dirt. Filtration : No pre-filter, non-washable lifetime post-motor filter Ball technology - core Components are housed within the Ball, allowing the vacuum to turn on the spot and follow you effortlessly around the home, without awkward moves 5 year Warranty - parts and labor