Easily create big, soft curls & volume at the root with a 1.25" large ceramic barrel, perfect for longer hair & voluminous styles. No more guessing the correct styling temperature. Our breakthrough ultra zone™ technology detects each strand of hair and monitors heat 250x a second to ensure the optimum styling temperature of 365°F for no extreme heat styling. Other handy features include a professional-length cord to allow for flexible styling, a cool tip designed to keep your fingers safe while styling & an automatic sleep mode after 30 minutes of non-use.