This salon-quality curling iron has a variety of advanced features for superior results. Designed with Multi-Layer Technology, the barrel distributes heat evenly for beautiful curls that last. Smart Technology® keeps barrel heat stabilized to eliminate hot spots, Turbo Heat® delivers an extra 36 degrees F burst of heat for fast results, and 25 heat settings include the right one for any hair type. Features & Benefits•½-inch barrel for tight curls and tendrils•Multi-Layer Technology: Barrel combines the elements of chromium, nickel, copper and steel for beautiful, long-lasting results •Smart Technology® for stabilized heat during styling•Turbo Heat® feature increases barrel temperature by up to 36°F for faster styling •25 heat settings for all types of hair•Instant 30-second heat-up•Patented Euro design, nonslip grip handle•Extra-long cool tip•Dual voltage for international travel•Safety counter rest•Auto-off