Although "Waterproof Cooling Fan" has its market advantages, but there are still many places traditional fans should be improved, the most prominent drawback is that it can not adjust the size of the wind in a timely manner in accordance with changes in temperature, the temperature difference between the area for people to use at night you may encounter this problem when fans: When cool early morning when "Waterproof Cooling Fan" is still working, but people can not fall asleep because of perceived, that is a waste of resources and easy electric cold, although the traditional mechanical timers can control fans at certain roar off, but limited time range, and can not be flexible to temperature changes, consider these aspects in view, we need to design an intelligent "Waterproof Cooling Fan" control system to solve these problems.