Tourmaline ceramic nano titanium flat iron hair straightener 1. Ceramic PET Heater, heats in seconds. Super-fast temperature recovery 2. Digital LCD screen with large display of temperature adjustable 170°F to 480°F 3. The 1.75-inch special ceramic titanium floating plates are perfectly aligned for styling, to create lustrous and long-lasting results. 4. Universal voltage automatically adjusts to the local voltage for optimum performance for 100-240V 5. Ceramic heater with Infrared heat provides negative ions make your hair shiny and smooth.