At the heart of the Dyson Supersonic™ hair dryer is the Dyson digital motor V9, which spins at up to 110,000rpm. Combined with Air Multiplier™ technology, it produces a high-pressure, high-velocity jet of controlled air, for fast drying and precision styling. The Dyson Supersonic™ hair dryer measures air temperature over 40 times a second, and regulates the heat. No heat damage, to help protect your hair's shine. The Dyson Supersonic™ Hair Dryer comes with a Presentation Case. In the Box: • Dyson Supersonic™ hair dryer • Flyaway attachment • Styling concentrator • Diffuser • Gentle air attachment • Wide-tooth comb • Presentation case