"Micro Cooling Fan" at work (assuming no heat transfer with the outside room) not only did not reduce the indoor temperature, it will rise. Let us analyze a cause of temperature rise: When fans work, due to current through fan coil wire is resistance, it will inevitably produce an exothermic heat outward, so the temperature will rise. But why people will feel cool it? Because the body's surface have a lot of sweat, when fans work together in the future, the indoor air will flow up, so "Micro Cooling Fan" will be able to promote the rapid evaporation of sweat, combined with "evaporative need to absorb a lot of heat" so people You will feel cool. These two types of fans are generally divided into standard type and universal electronic luxury two kinds. The former is simple structure, easy operation, low price of its characteristics, "Micro Cooling Fan" generally only have to change the wind speed and the two functions; the latter to complex functions, features luxury beautiful shape. Consumers can be determined for the purpose of trade-offs based on the premise of practicality or practical, decorative, luxurious taken into account.