Ionic generator for less frizz: Compared with normal flat irons, our hair straightener brush can minimize heat damage and promotes healthy hair with ionic technology. Get smooth and silky hair with our amazing hair straightening brush! The innovative negative ions and bio ceramic design take good care of your hair while styling it. Advanced ceramic technology for fast straight: Our hair straightening brush set different temperature levels: 350 -390- 450. This ceramic straightening brush can match your specific hair type: thin, fine, bleached, dyed, thick, curly, or wavy. In just one minute, it can heat up to 350 temperature and offer great results. Temperature lock & auto-off: Designed with the built-in safety feature, straightening comb will automatically shut off if you do not use the hair brush straightener for 60 minutes. Temperature lock function ensures maximum security and optimum performance at all times. Temperature lock ensures that there is no abrupt rise in temperature that can damage the hair. Enhanced rotection: The entire straightening comb heated area is surrounded by hard plastic bristles to protect you from burning. Our hair brush straightener doesnt get as hot as straightening iron. Our heated straightening brush designed a U-groove anti-scalding body, a safe distance away from the heated ceramic chip to protect you from all angles. 360Rotating & easy to us : This hair straightener comb makes It easy To straighten your hair at home by 360 degree Rotating Power Cord Without Causing Fatigue.360Rotating Power Cord Avoids Tangling Issues While Using Heated Hair Brush And Easy To Operate With One Hand At Any Angle.