Ultra-Zone with Predictive Technology: The latest breakthrough in heat styling that guarantees even heat across the entire plate, allowing for beautiful, consistent results in just one pass. Triangular hinge for perfect plate alignment giving you more control to create any style Advanced, precision-milled floating plates with a high-quality gloss finish, for effortless, perfectly smooth styling and shine Guard plate heat-resistant so you can take your style and iron wherever you want Universal voltage to deliver the same great performance wherever you are in the world Auto sleep mode to turn off your iron after 30 minutes of non-use, for peace of mind 9' swivel cord for convenient styling 365ºF temperature for optimal styling