Our hair dryer is equipped with unique temperature control technology with fast heating speed. If you want to use the heating mode after using the one -click cold air mode, please press the cold wind once again, cancel the cold wind and press the heating button, and the heating mode will start, Otherwise, heating will be in an invalid state.Self-cleaning: The micro-filter with the hair dryer can prevent tiny dirt from passing through, thus prolonging the service life of the motor. Self-cleaning technology rotates the motor turbines in the opposite direction to deep clean the filter by dislodging residual dirt from the filter. Just press and hold the wind speed button for 3 seconds to reverse the hair dryer. 12 Adjustment Modes: The hair dryer has 3 speed settings - low speed 35db, medium speed 55db, high speed 60db, 4 heating settings, safe delay shutdown, one-key switching between hot and cold air, low-frequency operation, perfectly solves the noise problem.This hair dryer is small in size, light in weight and foldable, which is very suitable for on-the-go use. 360° all-round rotating magnetic suction nozzle, easy to install and easy to use. Eliminate Static Electricity: This hair dryer has dual ions, tens of millions of positive and negative ions protect each hair type, make hair smooth and frizz-free, eliminate static electricity, prevent split ends, and make hair more elastic and natural! Our hair dryer is equipped with unique temperature control technology with fast heating speed. Kind Tips: Our hair dryer is equipped with unique temperature control technology with fast heating speed. If you want to use the heating mode after using the one -click cold air mode, please press the cold wind once again, cancel the cold wind and press the heating button, and the heating mode will start, Otherwise, heating will be in an invalid state. Fast Drying: Our hair dryer is equipped with a 110000RPM high-speed brushless motor and a wind speed of 22m/s, which can achieve fast drying. Intelligent heat control technology reduces the thermal sensation of the scalp and prevents hair from heat damage.