This is a 3in1 product with multi-functions like hair curling, hair straightening, and perming hair into corn style---One tube with three uses. The power of this design is 45W, making it possible to heat up in an ideal rate. And it's easy to make a hairstyle in a professional way. It's safer that it will automatically power off in 30 minutes without using it, and more convenient that it applies universal voltage. All in all, this is an efficient and comfortable hair curler which can be used in all kinds of hairdressing