Features:Material:ABS+electronic components;Product size:14x11.5x10.5cm;Weight:403g;Package material:PVC;Powered by USB cable or 3X 1.5V batteries(not included);Add 50ml water or ice water to the box、then you will feel cool;Input some scents、then it could make air more fresh.Hot summer must-have little gadget.Package Content:1 x Mini USB Fan Air Cooler