【Easy to use】Style, Dry & Volumize Your Hair in One, Max Drying Power with Less Frizz and helps reduce hair damage, gives your hair a smooth, silky, natural lustrous look by sealing the hair cuticles.【Unique Design】Non-Detachable Oval Brush Design Designed with Nylon Pin & Tufted Bristles for detangling, smooth and make hair shinier.3 Heat/Speed Settings with Cool option.【Safety】The Rouuo Hair Dryer and Volumizer meets U.S. safety requirements and features the ETL Certification, unit is designed for 120 Volt USA outlets only. ALCI plug with power-off protection 1200W Watts of power provide just the right amount of heat.【Ceramic Coating and Ions】The Ceramic Coating protects your hair from over-styling with even heat distribution that penetrates hair quickly from the inside out for less damage. Negative ions saturate the airflow.【Instructions】Clean air inlet regularly, remove hair from the brush after every use and do not wrap cord around the unit. The bristle area will be hot, please don’t touch this area when applying the brush. Don't use the brush in water or other liquids, please do not use it when your hands are wet.