????【Wave Curler】This hair crimper is heated quickly by a PTC heater, and the panel heats evenly, protecting the hair without damaging it. The curler has built-in fast heating and automatic constant temperature technology, 160°C-180°C is suitable for fine and soft hair, 180°C and 200°C are suitable for normal hair, and 200°C-220°C is suitable for coarse and hard hair.