Revlon Salon One-Step Hair Dryer and Volumizer Review 。Original REVLON One-Step™ Volumizer Hot Air Brush has NEW Features The same Brush designed with Nylon Pin & Tufted Bristles for detangling, improved volume and control. Unique Oval Brush Design for Smoothing the Hair, while the Round Edges Create Volume. 1100-Watt power provides just the right heat. Unlike conventional hair dryers, this volumizer can be placed closer to the scalp for lift. 3 Heat/Speed Settings for Styling Flexibility Still has the Ceramic Coating which helps protect hair from over-styling with even heat distribution that penetrates hair quickly and dries from the inside out New: Safety First: The Revlon One-Step™ Hair Dryer and Volumizer meets U.S. safety requirements and proudly features the ETL Certification seal (look for the ‘test’ button on the plug which is required for all hair dryers in the U.S.) Also, look for the BLACK base which has extra VENTs for cooler operating NOTE : The REVLON One-Step™ Unit is designed for 120V USA outlets ONLY. Do NOT use a Voltage Converter as it will damage the Unit. If you need 220V or for other counties – please check Amazon in the country for the correct voltage and plug New: 4-year limited warranty. Non-detachable brush head