cooler home dormitory office desktop humidification electric fan usb multi-function timing fan Features: space cooler allows you to have your own comfort . Fresh, humidified and purified to get better . atomized sheet detection no water / water Portable,energy efficient and environmentally friendly. Five-speed wind speed design Specifications: Water storage capacity: 300ML color: RGB colorful Adapter Specifications: USB-5.5 Interface (5V-2A) Appearance material: PP Water tank material: PP size13.5x23.5cm Package Included: 1 X coole 1 X USB A powerful power supply and conversion circuit minimizes energy loss, saves electricity bills, and benefits the environment Convenient timing setting allows for fingertip control, giving you the flexibility to choose your desired operating time Quickly reduces ambient temperature, providing a refreshing cool breeze to help you beat the heat during hot summer days The noise isolation system around the compressor reduces noise levels to a minimum of 46dB, making it perfect for quiet environments like bedrooms and offices Portable and energy-efficient design ensures you can enjoy comfort wherever you go