What it is: A high efficiency dryer that dries hair 75% faster, using the power of air and less heat for healthier styling. What it does: It's breakthrough SMART-X Technology automatically balances air and temperature 100x per second to prevent any damaging heat spikes. Plus, advanced smart features including three speed and three heat settings with auto-memorization allow you to personalize your styling experience. A self-cleaning function makes styling quick and easy, while prolonging th elife of your dryer. BIO IONIC Moisturizing Heat Technology hydrates hair from the inside out by emitting natural negative ions that allow water molecules to penetrate deep into strands. Hair is left softer, shinier and smoother. Features and benefits:- SMART-X™ Technology dries hair with more power and less heat. It measures air and temperature consistency for maximum efficiency- BIO IONIC Moisturizing Heat™ Technology hydrates hair for total shine and smoothness- 3 heat settings- 3 speed settings- Self-cleaning function to deter passage of dirt particles to motor and hair- Lightweight and compact without any compromise to professional-quality performance