Why negative ions are important for hair dryers

The ionic technology creates millions of negative ions,and what this ionic hair dryer helps to do is break down the water molecule.That allows the blow dryer to dry your hair much faster and that's because it's not only using heat and the force of the air flow,but negative ionic function that helps to break down water as well.Negative ions seal the cuticle to cut down on frizz and flyaways for smoother hair.

Why different choices are set for speeds and temperatures

2 speeds and 3 temperature settings to become 6 combinations of settings and separate cold shot.

In a family, there are people who own long or short, thick or thin hair, so more choices can meet different needs. Even the same person, may choose high speed hot temperature at first, then turn to low speed warm temperature, at last choose cool temperature to style hair.