HSI Professional Ceramic Tourmaline Ionic Flat Iron, With Travel Size Argan Oil Leave In Hair Treatment, Worldwide Dual Voltage 110v-220v Floating plates: auto adjusts to your hair thickness and type 100 percent true ceramic tourmaline plates and advanced infrared heat technology Adjustable temperature from 240f to 450f Includes 5 ml Argan oil leave in conditioner sample MICRO SENSORS PREVENT FUTURE HAIR DAMAGE: High quality ceramic plates use 8 HeatBalance micro-sensors to regulate the temperature & evenly distribute heat so fewer passes are needed on your precious hair Comes from a smoke and pet free home