Auto Curl: Place hair 0.4-1 inch wide in curling iron, automatically pull through titanium coated curling iron, gently wrap, set and heat in all directions to create perfect curls.Temperature and time adjustment: temperature adjustment of low, medium, high, duration 15 seconds, 17 seconds, 19 seconds. Choose different temperatures and times to achieve the desired effect (softer waves, smoother curls, or more defined curls).Liquid crystal display: built-in timer, adjustable temperature, automatic shutdown, the buzzer reminds you when to loosen the curling iron, automatic shutdown if not in use for 60 minutes.Ceramic Heating Technology: It produces far infrared heat, and the negative ion conditioning effect brings a more brilliant luster, which not only instantly heats up, but also helps to protect healthier and more beautiful hair.