Adjustable heat settings and auto shut off can make styling and protecting your hair at the same time LCD digital display with ready to heat indicator light and Curl steamer has three direction settings - right/left/automatic and three timers to curl different hairstyles Three timer settings: 8 seconds/4 beeps for loose, natural curls 10 seconds/5 beeps for soft bouncy curls 12 seconds/6 beeps for tight, defined curls Three heat settings: 190C(380F) for delicate, fine or colored hair 210C(410F) for normal texture hair 230C(450F) for thick or wavy hair Could use pure deionized water and essential oils to make curler and keep hair curl and curl quick hydration; Use 360C tangle-free swivel with 2m power cord be convenient for handle in different direction and place;