On this basis, we have to "220V Cooling Fan" fine rotational control by software to achieve a variety of wind type. For the various types of wind we follow the following definition:
Normal wind: fan by strong set of, in low wind speed operation each other.
Natural wind: "220V Cooling Fan" motor according to pre-programmed computer programs for irregular operation, with the key set of wind speed can be divided into strong natural wind, natural wind, weak natural wind, mimicking the effect of the nature of the wind, so wind softer and more comfortable.
Sleep wind: "220V Cooling Fan" motor into the natural wind computer control, the principle is the person's body temperature will slowly drop after falling asleep.