Portable USB Air Cooler and Humidifier — practical cooling where you need it Key benefits Easy, versatile power: USBpowered for plugandplay use with wall adapters, laptops/PCs, power banks, car chargers and other USB sources — no special outlet required. comfort: Choose from three fan speeds and set the 60° adjustable airflow direction to cool the exact area you want. Long runtime: Large 700 ml water tank provides up to 8 hours of humidified cooling on a single fill, reducing dry indoor air during hot days. Energysmart operation: Three automatic timer settings let you run the unit for a set period to conserve energy and avoid overnight overuse. Simple, reliable control: Touchscreen interface makes it fast to change speed and timer settings without fumbling with buttons. How it solves common problems Beats localized heat quickly when wholehouse air conditioning is unnecessary or unavailable. Adds humidity to dry indoor air to improve comfort during extended use. Eliminates the need for specialized power or complex setup — works anywhere with a USB port. Timers reduce wasted power and let you sleep or leave the room without worrying about leaving the unit on. Practical attributes Function: Combines fan cooling and humidification for targeted relief. Power: USBpowered for broad compatibility with adapters, PCs, mobile power banks and more. Controls: Responsive touchscreen for wind speed and timer adjustments. Capacity & performance: 700 ml tank delivering up to 8 hours of humidification; 3 wind speeds and 60° adjustable direction. Use scenarios Home office: Place on your desk and plug into your computer or laptop for focused cooling during work sessions without cooling the whole room. Bedroom: Use with a wall adapter or bedside power bank on low speed and set the timer for a comfortable sleep environment with added humidity. Travel and outdoor use: Bring along for hotel rooms, camping or picnics — runs from a power bank to provide spot cooling whenever needed. What to expect Compact, portable unit that's simple to set up: fill the 700 ml tank, connect via USB, select wind speed and timer, and adjust the airflow angle. Practical, energyaware cooling and humidification for everyday use.