1. Air sandwich widened comb teeth spacing structure design, the design on both sides can flexibly heat and straighten hair according to hair quality, reduce excessive friction of hair, ensure hair health, and protect the scalp from burns, so that hair is cool and fixed. 2. Adopt ion charging technology to make hair healthy and smooth, the dual ion generator releases millions of ions, covers the hair, repairs dry and damaged hair at the split ends, and makes the hair shiny. 3. Time-saving memory mode, metal ceramics heat quickly, more professional, it only takes a few minutes to straighten hair, the heating brush has a unique memory mode, and the previous heating setting will be restored when used again. 4. A wider range of use, suitable for all types and sizes of hair, is an ideal choice for families, adults or children, men and women, and adopts 100240V AC design, so you can use it in any country within this voltage range. 5. Anti-scalding automatic shedding safety protection, eliminating the worry of scalding hair, flame retardant plastic frame and curved brush head design, effectively protect your hair. 6. Three-speed constant temperature design, you can change the temperature according to different needs to achieve the effect you want.