1, Dyson hair dryer bought in a physical store. It is usually returnable within a few days. If there is a serious quality problem, you can also ask for a replacement.

2, Dyson hair dryer does have its unique advantages, hair dryer wind is really big, blowing hair will dry a lot faster than other hair dryers, from the use of comfort compared to other blowers to be better. But its price is about three thousand dollars, is a few times or even a dozen times of other hair dryers, cost-effective and not high.