Quiet fan: low noise design, gentle wind, saturated wind, brushless motor, peak power, long life, regularly driven fan blades, just the right amount of wind pressure to cool all summer. 10-speed rotary button: stepless speed adjustment, fine control of wind power, easy to use, natural wind feeling, to meet the needs of different environments and people. Rotating design: 60° rotating: the wind direction can be adjusted up and down about 60°, whether you are sitting at work or relaxing on your back. or resting on your back, you will always be cooled. Built-in 2000mAH battery: 7-blade fan, low noise, precise and smooth airflow. Large capacity battery, Type-C connector. Easy to clean: Detachable design, open the front cover by rotating it counterclockwise (before removing it, unplug and turn off the fan), and wipe the fan with alcohol.