Negative Ions Care For Hair Built-in negative ion generator, release a high concentration of negative ions, neutralize static electricity, smooth the edgy, close the scales, and make the hair smooth. High-quality Motor For Quick Drying Of Hair 1800W high power, wind speed up to 13m / s, can quickly dry hair. Double-layer Isolation Tuyere To Avoid Burns The 360-degree rotating wind vents add an isolated outer layer to reduce skin burns during the styling process. Three Modes Of Air Temperature Switch Including strong hot wind, low hot wind and cold wind, can meet different needs. Safety Protection Built-in high-sensitivity temperature-controlled fuse and active over-temperature protection device automatically activate power-off protection when the temperature exceeds the safe range.