STRONG AIRFLOW: 3 speed levels can be adjusted to your demands by pressing the touch switch. High efficiency with brushless motor and low noise. Speed 1 (2900 rpm) is comfortable and quiet, suitable for sleep; Speed 2 (3260 rpm) is designed for work and study; Speed 3 (3700 rpm) is powerful and cool to help you enjoy outdoor leisure in summer. 2-in-1 QUICK COOLING: mist humidification and airflow powerful air create a super strong cooling effect. With 60ml water tank. Long press the switch to spray mist for better cooling, lower the temperature to about 20 and beat the heat quickly, make you feel more comfortable. UNIQUE GRILLE DESIGN: This electric fan adopts a unique type of slat grille cover design, can meet a wide range of airflow directions. Freely adjust the airflow direction up and down according to your needs. USB MINI FAN: Built-in rechargeable battery, USB cable included, fully charged can last 4 hours; For stable charging, we suggest charging with some USB devices like PC, Mac or laptop, or the adapter output not more than 5V/1A. PORTABLE AND COMPACT MINI FAN: its size mini (12cm x 16cm) and its lightness allow you to refresh yourself anytime, anywhere. You can place it on the table when you study, cook, work or sleep, as well as carry it easily for outdoor activities and travel. Ideal for home, office, outdoors, playroom, etc.