Package list:1x Mini Bladeless Fan1x USB charging cableColor ¡êoRandom Color、may be Yellow、Blue、Green、Blue.Power can be 4pcs of AAA batteries、 which is NOT includedWet the sponge but no dropping、 put it back to the case、 cooling wind will be generated.USB/Batter powered、 ideal for working and travelingNo noise、 quite enjoy your work or journeyWind Cooling or Water Cooling FunctionBladeless design safe for kidsDimension (HxW): 173x96 mmMini size for easy carryABS Shell Light Weight