Lighter Than Others(Hand-held Weighs Only 268g/9.45oz) Much More Powerful Than Others(Unique 110,000 RPM High-speed 2000W Brushless Motor) Intelligent Fault Diagnosis(Auto Diagnosis System To Find Any Operating Problems) Ergonomic Design with Oxy Active Technology Innovative Micro-filter & Easy Auto Clean LED Memory Configuration System 【Convenient button + Memory Function Switch】 -- Fashionable and elegant button, 3 speed wind speed, 3 temperature equipped with LED light display + cold air button. The independent open key has the memory function. If you open it again, it will follow the previous setting. Three air nozzles can meet any modeling requirement.