"Cooling Fan" the weather is hot, not only hot air conditioning fan is quite run fire, especially a possible cold blow air-conditioning fan, because the price is affordable, the cooling effect is better than ordinary fans, by the majority of consumers. Although the air-conditioning fan launch time is not very long, but the species is relatively abundant, so when consumers buy do not know what to do. Generally, the best time to buy to choose ice storage air-conditioning fan, this small air-conditioning fan noise, the cooling evenly. While considering the following factors. It more environmentally friendly, energy saving, but always to no air-conditioning refrigeration good. But if the family of the elderly, it is recommended to use a cooling fan, more suitable for the elderly, the costs of electricity and air conditioning is too cold for the elderly body is not good.