?【3 in 1 Multi Powerful Function】?--A combination of air cooler fan, humidifier, air purifier and aroma diffuser which allows you to creat a personal comfort zone. It can stay awa?【3 in 1 Multi Powerful Function】?--A combination of air cooler fan, humidifier, air purifier and aroma diffuser which allows you to creat a personal comfort zone. It can stay away from dryness and moisturize the skin all day.y from dryness and moisturize the skin all day.?【Portable Usb Port Air Cooler】?--The ideal size of this USB mini air conditioner is 6.6 x 6.3 x 5.9 inches and weighs only 1.9 pounds. Easy to carry. The small air conditioner can be used in combination with adapters, mobile power supplies, computers, car chargers, etc?【Upgraded Filter And Water Tank】?--This room air conditioner uses a cotton filter to better separate bacteria and purifies the air. The pull-out design facilitates quick removal and cleaning of the filter. The top water tank increases the convenience of water filling and reduces water leakage.?【Energy Saving And Low Noise】?--The indoor air conditioner can work effectively at low noise levels, and there are 3 wind speeds to choose from. The powerful power supply and conversion circuit can minimize losses, save you a lot of electricity bills and protect the environment.?【Easy To Use&Convenient 】?-- Our portable air conditioner is easy to use! Simply place the refrigerated filter in its slot and add water into the tank then plug it into USB port or power bank and turn on. Ice water has a cooler effect. Make sure not to move it once the water tank is filled.