Smart Heat Memory System: Customize for your hair. Fast heat-up. Straight and shine. Crystal C technology reduces heat damage. 1 inch true grip Crystal C XL plates. Smart heat memory system. Auto shut-off system. Locking switch. Tangle-free swivel cord. Auto dual voltage for worldwide use. Benefits: Reduces Heat Damage: Crystal C technology is a fusion of ceramic and crystal tourmaline to help deliver shiny, brilliant results and less frizz. Offers the Right Temperature for Your Hair Type: Automatically recalls your last (OR preferred) setting. Features: 1 inch Crystal C XL plates for ultra-smooth glide. Rounded plates creates curls and waves. 30 LCD heat settings. Locking switch for easy storage. This product you buy may differ slightly from the one shown on this carton due to continuing product improvements.