●Automatic Curling Iron with Interchangeable Barrels: Easily create perfect hairstyles with our curling wand set featuring bi-directional auto-rotating function and 3 interchangeable ceramic tourmaline barrels (0.75", 1", 1.25"), simplifying barrel switching and catering to various curling needs.Turn the barrel cap clockwise until you cant turn it any further, which represents that the installation is complete.Incorrect installation may cause the curling iron to not rotate properly. ●Precise Temperature Control for All Hair Types: The hair curlers LCD screen displays 12 adjustable temperature settings ranging from 325°F to 430°F, providing precise control and accommodating all hair types, including long hair and hair thats hard to style. ●Fast Heating and Safe Auto Shut-off: Experience instant heat in just 30 seconds with the hair styling tools fast heating technology, while the 60-minute auto shut-off function adds an extra layer of safety to your hot tools pro artist collection. ●Dual Voltage and Tangle-Free Design: Perfect for worldwide use, the dual voltage hair crimper (100V-240V) features an extra-long barrel and 360-degree rotating power cord to prevent tangles. The ceramic tourmaline barrel produces negative ions, reducing hair damage and leaving it shiny and healthy. ●Complete Package for Safe Usage and Storage: The hair waver set includes a heat-resistant silicone pad, glove, and clip to ensure safe usage and convenient storage. Create stunning, long-lasting waves and curls with this professional hair styling tool, making it an ideal choice for both personal and professional use.