Salon Straight Copper Smooth Flat Iron with ultra-smooth Advanced Ceramic Technology transfers heat fast and helps reduce damage from over-styling with even heat distribution for 24 hour frizz control. It has a smart heat memory system, a state-of-the-art design that automatically recalls the last temperature as your preferred heat setting. It's color fade control preserves hair color at temperature settings of 205C or below.1" copper 3X ceramic XL plates with 37% more styling surface. True grip rounded floating plates for smooth glide. 30 LCD heat settings for precise temperature control for all hair types. Locking switch for safe convenient storage. 437 F/225 C professional high heat for faster styling & optimal results. 10 second fast heat up & super fast recovery for consistent performance. Auto shut off for safety. Auto dual voltage for worldwide use.