This 28mm Auto Curling Iron Is Equipped With Automatic Curling Devices On Both Sides, Providing 3 Temperature Settings, Built-In Negative Ion Generator, Smart Timer And Sensor, And Auto Shut-Off Function. It Can Easily Create Big Waves And Beach Curls With One-Touch Automatic Release, Making It A Professional Auto Curler That Can Hold The Style For Long. Suitable For Mother's Day, Valentine's Day And Other Holidays, As Well As For Home And Travel Use.