1， the appearance of novel， cute， bright colors， more high-end fashion.2， convenient and durable， can USB line connecting computer， can also be used directly in the use of the battery 7 4.3， security: the traditional fan blade wind cutting， easy to cut child fingers， with a certain degree of risk. No fan blades without blades， using high safety factor， without risk.. But unlike the traditional fan fan as top-heavy， so more stable.4， environmental protection: the use of imported ABS material， through the ROHS environmental protection certification.5， healthy: no leaf fan through the air multiplier technique to optimize the treatment， blow to the human body is 100% natural wind， containing oxygen ions， especially pregnant women， hot weather， blowing air-conditioning prone to illness， no fan blades for pregnant women and babies have very good protection! And the elderly and children have good health effects.6， comfort: because the traditional fan blades used to cut air to promote the air flow， the air flow to the human body will produce a drama of the wind impact， not smooth， people feel uncomfortable. Fan without fans through continuous air flow feels cool and feeling， without a trace of the impact， more smooth， more comfortable.7， power saving: no fan is ordinary traditional fan half of the energy consumption! Ultra energy saving!8， easy to clean: traditional fan using leaf structure， when washed in daily life is not easy， because of the need to use most of the time first disassembly， cleaning， and then re install， check and so on. No leaf fan disassembly free cleaning， daily cleaning use a piece of cotton cloth to scrub， a few seconds to complete， convenient and time-saving， easy and effective.9， creative， high-end: whether it is to buy or send people， are very high grade. At home is also an alternative， highlighting your distinguished taste.Usage:Open the fan before using the back cover of the fan， remove the sponge in the water and put it into the freezer and put it in the freezer.，Finally， I suggest that frozen into a hard ice and then removed， back to the fan inlet， cover the back cover.Then the USB line is connected to the computer or battery 4， 7 batteries， you can enjoy the mini air conditioning!Note: Frozen sponge do not bring the excess moisture to the refrigerator， so that sponge can absorb the water can be.