⑴ household "220V Cooling Fan": a ceiling fan, table fan, stand fan, wall fan, roof fan, fan, fan page, air-conditioning fan (ie cooling fans) and the like; and there were desk fan shook his head and not his head points , and some fan page; floor fans in his head, turn the page. There is also a breeze small fan, is specialized in the nets hanging in the summer at night, opened it suddenly breezy, can secure in sleep, you will not get sick. Tips, the fan in the air easily adhere to dust off the course should be timely cleaned better.
⑵ industrial use "220V Cooling Fan": mainly used for forced air convection only. Fans with long after, the following blades are easily stained with a lot of dust. This is the "220V Cooling Fan" at work, due to the friction between the blade and the air leaving the fan to bring the static nature of the charged object can attract small and light objects, which can absorb small indoor floating dust caused.