Ultra Speed Ion Hair Dryer. A Hair Dryer With Negative Ion Hair Care Technology That Helps Make Your Hair Healthier And Shinier. It Has Natural Wind, Low Heat, Medium Heat, And High Heat Modes, All Containing Negative Ions That Reduce Static Electricity And Frizz. The Hair Dryer Dries Hair Quickly, With An Intelligent Temperature Control System Preventing Thermal Damage. And, It Has A Self-Cleaning Function Too.