HyperAIR IQ Technology - high velocity heated air and ionized air for ultra-fast drying. Intelligent heat control measures outlet heat to prevent heat damage. Auto-optimized heat and airflow settings ensure the best results. Dual optical sensors recognize stylers and intelligently set heat and airflow. Negative ion generator increases smoothness and shine while decreasing frizz. IQ 2-in-1 Concentrator dries and styles in fewer steps. Cool shot button. 3 Heat and 3 Airflow settings. Includes: IQ 2-in-1 Concentrator. Small cleaning brush.