It can be used for curling, trimming and straightening hair at the same time, and there is no risk of scalding.you can can be assured. After switching on the power supply, it can be preheated in 15 seconds. This multifunction comb is designed for men's hairstyles, very practical, to create a cool hairstyle for you. Close to one's own hair, the hair can be styled. Safe use: comb plays the role of protecting the heating plate to prevent excessive combustion of hair. Easy to use: just comb to solve your messy hair. Reduce curling and winding. Very long lasting, amazing effect stays all day.Portable and ergonomic handle,grip is comfortable, and it is not easy to fatigue.