A laser makes invisible dust visible on hard floors. A piezo sensor continuously sizes and counts dust particles automatically increasing suction power when needed. LCD shows what's been sucked up in real time. A precisely-angled laser makes invisible dust visible on hard floors so you don't miss anything. The LCD screen shows what's been sucked up, displaying real-time scientific proof of a deep clean. Powerful, lightweight digital motor spins up to 125,000rpm to suck up microscopic dust and large debris. 14 scrolled cyclones generate forces of up to 100,000g to capture dust and debris from the airflow, so there's no loss of suction. Each Click-in battery provides up to 60 minutes of fade-free power to clean here, there and everywhere around your home. Anti-tangle conical brush bar spirals hair off and into the bin. Motor-driven cleaning for smaller spaces. In Auto mode, Dyson DLS technology inside the High Torque cleaner head monitors brush bar resistance 360 times a second, intelligently adapting power across different floor types. The versatility of Dyson cordless technology makes cleaning your home easier. Powerful cleaning of floors, hard-to-reach places and mattresses.