106,000RPM brushless motor: ≥19m/s wind speed, ≥130g wind pressure for ultra-fast drying. Dual care tech: negative + water ions reduce frizz, lock moisture for soft, shiny hair. 3-speed wind temperature control (cold/hot) for quick drying, styling, or setting. Lightweight (480g) for comfortable use, less hand fatigue. Low noise (≤78dB on top gear) preserves quiet guestroom ambiance. MF58 sensor: 40 tests/sec to prevent overheating, protecting hair. Durable build with quality materials, ideal for high-traffic hotels. Over heat protection. 200 million negative ions makes the hair more softand supplemagnetic nozzle. Removable rear cover for easy cleaning. Professional quality will make the guests feel likethey are in a hair salon. Special function: color changing according to the 3temperatures: cold in blue color, medium temperaturein. orange color: high temperature in red color.