Details[Straight and Curly Hair Dual Function]This plug-in heating Hair Straightening Comb is a 2-in-1 hairdressing tool that combines a hair straightening Comb and a curling iron into one. Press the on/off button before use, preheat for 3 minutes, create ultra-straight or curly hair with one touch, and style it easily and efficiently;[Release Negative Ionic Hair Care]Hair Straightening Comb features an ionically charged design and tourmaline ceramic material, release Negative Ionic to help keep hair silky smooth, repair damage and breakage, and make split ends and flyaways a thing of the past. 3D Comb tooth and PTC heating technology deliver even heat, reducing heat damage by 50% for a salon-quality finish without frizz;[Anti-scald Design Intelligent Power-off]There is an anti-scald shell around the comb, which does not hurt the scalp and hands, more safe and reliable use. In addition, if you forget to turn off the power supply, after 10 minutes without any operation, this hair straig