The unique ceramic technology heats up to its maximum temperature in seconds and locks in moisture, natural oils, and hair color for total hair protection. The new ghd styler makes it even easier to create curls, twists, flicks, and waves, while retaining its unrivalled ability to achieve straight and sleek hair. New, improved body shape facilitates curling effects as well as straight styling. -Improved circuitry maintains a more constant styling temperature. The iron heats up to its maximum temperature every millisecond ensuring optimum heat on the hair from root to tip. -Sleep mode function automatically switches iron off if it is not used for 30 minutes. -Universal voltage feature operates from 110V to 230V by sensing the incoming voltage, making it great for travelers. -Outer casting is made from Rynite®, a fire-retardant material that ensures the outer casting does not get too hot when you're styling hair or handling the product. (1")