This Certified Refurbished product is manufacturer refurbished, shows limited or no wear, and includes all original accessories a 6 month Dyson limited warranty against original defects in materials & workmanship; warranty covers private household use in accordance with the owner's manualSelf-adjusting cleaner head - automatically adjusts between carpets and hard floors; Ball technology - steers with a turn of the wrist to maneuver easily around furniture, obstacles and into difficult placesInstant-release wand - wand and long-reach hose release in 1 smooth action, so it's easy to clean up high and under furnitureHygienic bin emptying - no need to get your hands dirty, just push the button to release the dirtWhole-machine HEPA filtration traps allergens and bacteria inside the machine - expels cleaner air than the air you breathe