1. Please keep hair dry and neatly groomed before using. 2. Insert the plug into proper the socket. 3. Turn it on and adjust the temperature, you can use when the temperature reach what you want. 4. In the process of using, one hand pulls hair end and comb with straighter. 5. If you want to keeps straight hair last longer, please use hair styling lotion and softener lotion and wash clean before hair straightening. 6. It should not clip too much hair, if you want to clip more hair, you should be slow down the speed in the process of drawing. 7. It will be turned off by an hour automatically, turn it on when you use against.