Features: Personal Wind Cooler: Enjoy cool wind anywhere with this wind cooler that helps turn hot, dry wind into cold, refreshing wind. Quiet and Lightweight: The whisper quiet fan make this wind cooler perfect to use overnight for a comfortable sleep. A variety of colors for you to choose from, but also as home decoration, bring more good mood. Easy to Use: It's easy to set up and use, just pour water in the top filled tank, adjust the direction of the raster as you wish, and enjoy. Cool Wind Wherever You Need It: The sleek, compact design fits nicely on your desk, nightstand, or coffee table wherever you need it; Use it in your home or work office, garage, RV camper, dorm room; Its even convenient for travel. Specification: Material: ABS Productsize: 11.9x11.9x23cm /4.69x4.69x9.06in Packing size: 12.4x12.3x20.2cm /4.88x4.84x7.95in Gross weight: 390g /0.86lb Voltage: 3.7V Battery capacity: 1200mah Water tank capacity: 250ml Applicable scene: All places Speed mode: 3-speed speed control Package: 1 x USB cable 1 x Water bottle 1 x Instruction manual 1 x Fan