1. After getting the hair dryer, first observe how many buttons there are, generally three, from bottom to top is the switch, wind speed, cold and hot wind. Let's look at the on key, in the off state, it's placed on zero.
2. Click, when the switch is pressed on the Ⅰ, the hair dryer is opened at this time, if the wind speed is too small, you can directly press the Ⅱ, this is a large gear, the wind speed will be increased a lot.
3. If the wind speed is good, but not very large, it is necessary to adjust the middle button, which is also divided into three gears, but the adjustment force is not as large as the previous switch.
4. The top is the adjustment button of cold air and hot air, there are only two modes, especially in winter, to use hot air, so that it will not be easy to catch a cold and hair will dry fast.
5. When the wind is blowing, select the switch to Ⅱ, select the middle gear to Ⅲ, press the upper button, and then the wind is required.