CHI EXPERT Tourmaline Ceramic Automatic Rotating Curler, Who doesn’t want fabulous curls at the push of a button? The new CHI ARC features an automatic rotating barrel that promotes a more comfortable styling position at the push of a button, resulting in even, smooth and beautiful curls! The easy to use digital display makes adjusting the temperature of the CHI ARC simple. The beep alert notifies you when to release curl based on your hair type. Spin your style with the CHI ARC!