How to use the 220V AC Cooling Fan?

1. "220V AC Cooling Fan" hair should not be too large.
2. Should not people blowing straight.
Should not be blown "220V AC Cooling Fan" 3. sleep.
4. should continue for a fixed part of the body hair.
5. When you sweat more, do not immediately blow "220V AC Cooling Fan" in the case of a sit or repose.