USB interface, multiple power supply methods, any J or L can be used.1000ML large capacity detachable water tank.Adopt water evaporative cooling, no harmful refrigerant.Power, <;;5W, more power saving.100 wind speeds are adjustable, whatever you want.color: WhiteSize: as shownInterface: USBMaterial: ABSPackage Included:1ventilator1.After receiving the packaging, please check the packaging and the product carefully. If the received item is defective or has any questions, please contact us via email resolve the problem. We will reply as soon as possible .2.Only the main products are sold, and the rest are decorations rather than sales.3.Please allow 1-3mm error due manual measurement.4.Actual color will be slight difference between the picture because of the brightness.Note:*Due the difference between different monitors, the pictures may reflect the actual color of the item.*Compare the detail sizes with yours, please allow 1-3cm error, due manual measurement. Thanks for your understandings.