High-speed hair dryers use high-speed DC brushless motors with a rotation speed of more than 100,000 rpm and a wind speed of more than 20m/s (mainly more than 40m/s), while ordinary hair dryers use traditional brushed motors with a rotation speed of about 20,000 rpm and a wind speed of less than 20m/s. At present, the mainstream brands of hair dryers in the market are: PHILIPS, Dyson, CONFU, Panasonic, FLYCO, LAIFEN, MIJIA, SOOCAS, POVOS, SID, etc.; through the comparison of sales on online platforms, the sales of high-speed hair dryers are surpassing those of traditional ordinary hair dryers.