Summer use "Waterproof Cooling Fan" to pay attention, although fans will not make you a sense of dependence or a similar disease symptoms such as air conditioning, but people facing long blow, also damage human health. As a long time to blow "Waterproof Cooling Fan", dry skin surface, skin deep sweat did not break out again, causing the body to adjust the moisture disorder, physical discomfort, so blow "Waterproof Cooling Fan" to master a certain period of time. Today, this beautiful fan FS40-8HR Xiaobian to introduce a timed reservation function with long, very practical.