1.30s Rapid Heating:The heating system provides a uniform heat distribution, which can be heated quickly and maintain a temperature. The negative ion generator can reduce the split ends and knots of the hair, give the hair a silky natural luster, and make the hair healthier and smoother 2.Safety & Anti-scald Comb: The inner comb teeth are wrapped in "curved" anti-scald and heat-insulate plastic, so even if they touch the scalp or hands, they are not easily burned. There is a ring of comb teeth on the outer ring and no heating plate at the bottom, which can provide you with more protection. 3.LED Display & Auto-off: There is a smart LED screen on the handle, and the temperature is completely visualized so that you can know the current temperature status of the hot brush at any time. Built-in safety function, this hair straightening comb will automatically shut off after 10 minutes of non-use to ensure maximum safety. 4.Heating Modes: Adjustable temperature range from 80C/170F to 230C/450F . No matter what hair type you have, you can always find the right setting to tame it with straightener. It is a wonderful gift for mom, wife, girlfried and a Valentines day gift for her. 5.360 Rotating Power Cord: The power cord of our hair straightener brush can be rotated 360 degrees, you can easily straighten your hair at any angle at home The comb handle is 3cm shorter than other straight hair combs, making it easier to grasp. Small and delicate, you can take it with you when you go out