The Dyson DC15 Allergy bagless cyclonic upright vacuum has a unique ballTM technology that makes manoeuvrability easier than ever. The DC15 has root cyclone technology that effortlessly spins even minute particles out of the air including cigarette smoke. A 220w suction power ensures powerful and clog-free suction for spotless surfaces. This vacuum has special HEPA filters (can be washed once every six months) featuring bactisafeTM screen that traps and kills bacteria and mould and expels cleaner air. The Dyson DC15 has a built in dust bag so you dont have to replace bags each time you vacuum and dust can be hygienically and quickly emptied with just the touch of a button. Crevice, stair and brush tools can be carried onboard to clean different floor surfaces. This vacuum has a 7.70m long cable that lets you conveniently operate within 11.9m. It carries the British Allergy Foundation Seal of Approval. The Dyson DC15 Allergy bagless cyclonic upright vacuum comes with a 5 year guarantee, dedicated helpline and fast home service by Dyson engineers.