【3 in 1 Multi-Function Design】: The Mini Air Cooler is designed with a combination of electric fan humidifier and LED, which can meet your various needs. Ultra fine spray can accelerate the cooling speed and help you feel comfortable. You can add ice/water/essential oil to the water tank to produce cool and moist cold air. Mobile Desktop Cooling Fan is the best companion in hot summer. 【LED Atmosphere Light】: The Small Cooling Misting Fan is equipped with 7 different night lights, which flash slowly and circularly, and cannot be adjusted. Long press the spray button to turn on/off, so that you can feel the wild summer at night. The Desk Fan can be adjusted up and down 45 º, and can also be removed for cleaning. 【Super Long Service Time】: The Desktop Cooling Fan Humidifier has a built-in 2000mAh battery, and we also have a USB charging cable for you, so you can use it while charging or take it out for outdoor use. The fan can work for about 8.5 hours at the lowest speed to keep cool when going out, while it can work for 1.5 hours at the highest speed. 【Wind Force/Spray Adjustment】: The Portable Air Conditioner can switch between minimum/medium/maximum speed. Humidifying spray has two modes: continuous spray and intermittent spray. You can adjust the mode you want by clicking the wind speed key and the spray key. The fan and humidifier can be used separately.The spray is delicate and cool, keeping the face or skin moist. 【300ML Water Tank】: The water tank capacity of the Desktop Cooling Fan is 300ML, and the built-in probe detects the water level. When the water level is lower than the probe, the spray will automatically stop to prevent dry burning. When installing the water tank, it is necessary to clamp the buckle clockwise to prevent the water tank from slipping.