New Style Portable Mini Air Cooler USB Removable Air Conditioning Fan Features: Three gears of wind The cooling fan has three gears of wind with Adjustable-direction up and down, you can set the mode through the knob and adjust the wind direction by the shutters to meet your need. Water cooling Cooler wind just for you. You can add ice water to the water container inside, then the fan will blow cool wind, humid the air, reduce the thermal temperature in door, and relieve fatigue at the same time. Colorful lamp Colorful night lamp on the front, perfect for bedside or on the desk, creating fantastic atmosphere for your room. Large battery Built-in 2000mAh rechargeable battery, with USB charging interface, can be charged by your computer, your power bank and car. Never have to worry about its power running out. Low noise The cooling fan produces low noise when it is at work, provides you a quiet and comfortable rest or work environment for you. Portable design The water cooling fan has a small size, easy to put on your desk and bedside with little space, suitable for use in sleeping room, office and car. Specifications: Type:water cooling fan Material:plastic, metal, electronic component Item color:white,green Quantity:1pc Power:5w Voltage:DC 5V Water capacity:400ml Battery:2000mAh built-in battery Gear quantity:3 gears adjustment Size:21.5x13.4x15.5cm Net weight:900g/31.75oz Package: 1x water cooling fan 1x USB cable