Intelligent induction negative ion high-power hair dryer $ 49.72 Handle folding: not foldable Speed adjustment gear: Sixth gear Nozzle style: set wind nozzle + diffuse wind nozzle Function: negative ion, hot and cold air, constant temperature Overheat protection: Yes Rated voltage: 110V-220V (V) Rated power: 1600W (inclusive)-1999W (inclusive) (W) Motor: DC motor Heating wire: corrugated wire