General description Powerful and quiet USB table fan designed for personal comfort. This mini wireless fan features a 10-speed rotary knob for stepless speed control, allowing you to easily adjust the wind power to suit different environments and preferences. The fan operates with a low noise design, providing a soft wind feeling while effectively dispersing dry heat. Technical specifications Battery: Built-in 2000mAh Fan blade design: 7 blades Speed control: 10-speed rotary knob Charging interface: Type-C Compatibility and accessories USB powered Installation Removable front cover for easy cleaning; rotate counterclockwise to open (ensure the fan is unplugged and turned off before removal). Usage 90° automatic head shaking with a 60° fixed angle up and down for multi-angle air supply. DC wind for gentle airflow that does not blow directly, creating a natural wind effect.