This best-in-class drying technology is the greatest ever offered by Hot Tools Professional. It is the answer to control frizz and the beginning of shiny, manageable hair. This ionic dryer uses DIRECT ION TECHNOLOGY, which injects a high volume of ions directly into the air stream, and breaks apart water molecules for faster drying. With this amazing feature, ionic output can be adjusted according to your hair type and humidity conditions to control hair volume and increase shine. Direct ION Technology - Ions for faster drying, increased softness, shine and reduced frizz 1875 Watts with powerful airflow for faster styling Removable End Cap for easy filter cleaning, longer motor lift