Worth buying. HOLAX hair dryer is a brand created by Simba by combining many cutting-edge laboratories, designers and senior industrial design teams around the world. The high-speed hair dryer is 110,000 rpm. It has 2 international invention patents and 6 practical patents. It also has negative ions. , caviar essence, intelligent breathing tail light and other features, it can dry hair quickly while also protecting hair, so it is worth buying.