NEW DESIGN: All new thumb rest, heat dial with resistance and ergonomic handle HOW TO TURN ON: Press and hold ON|OFF Button for 3 seconds this will turn on the iron TRIPLE CERAMIC: Helps reduce damage from over styling with even heat distribution, making styling fast and easy ALL HAIR TYPES: Complete styling flexibility and control with 30 second heat-up and high heat settings up to 400 F. TRAVEL READY: Automatic shut off, a built-in counter rest, and dual voltage so you can use anywhere.