It is simple to operate this automated hair curler, choose the right temperature and scheduled time according your hair nature, to curl appropriate amount of hair at one time, press the rotation button,take out the hair when the buzzer start to ring Time-saving and easy to use It is simple to operate this automated hair curler, choose the right temperature and scheduled time according your hair nature, to curl appropriate amount of hair at one time, press the rotation button,take out the hair when the buzzer start to ring, suitable for people of all ages with or without experience, Making a perfect curly hairstyle for you,fast,easy and safe. Two-way Rotating The constant temperature curler, which heats up hair fully and evenly,the animated curly style lasting longer, the two-way buttons, swirl your hair in the direction as you want, it is made of professional ceramic tarmaline, which produce ample negative ions and seal moisture within hair and protect scalp, to eliminate frizz and static electricity to the most extent. Anti-Scald & Anti-Winding Double layer heat insulation shell to prevent scalding fingers and face, come with inductive magnetic motor, sense the stress situation when curling, over the stress threshold,intelligent chipset inside will automatically cut off power, neither winding nor stretching, avoid hurting hair. Dual voltage and auto Lock 100V-220V voltage for all countries/regions. 10 seconds no operation, automatic lock, unlock by pressing the power key