Portable air conditioning is the ultimate solution for dealing with scorching summer heat waves - Two levels of fog volume can be adjusted to quickly cool down and replenish water, making you feel more comfortable. The three-speed wind speed is adjustable to meet the needs of different groups of people and different temperatures. -400ML large-capacity water tank, one time adding water can satisfy the long-lasting moisturizing of the whole day, so that you do not need to add water frequently. - Quiet operation, silently moisturizing the air, bringing you a cool and comfortable feeling. -The air cooler is powered by USB, which is very convenient to use in the workplace. You can connect it to your office computer to cool off on a hot day. The device can work over the network or from an external battery. -Compact and lightweight body with handle design, suitable for office, desktop, living room, bedroom and other occasions. Suitable for smaller areas such as bedrooms, single rooms, guest rooms, and home offices, Weight: 7.71617917 Pounds, Manufacturer: LRFVADW