Three adjustable levels: focus on the wind at close range, three adjustable levels, you can feel the wind even at a distance, soft or strong movement is up to you Fluid mechanics design: Exquisite craft steering head structure, fluid mechanics design, convenient for your operation. Low running noise: The powerful inner core of the brushless DC motor is used for static braking, with low running noise and stable and durable shifting. Mini and compact: Mini and compact, easy to carry when going out, can be put in a pocket or placed on a desk, the base can be used as a table stand, very convenient for watching dramas. Multiple charging options: Multiple charging methods are safe and stable, supporting mobile power, adapters, computers, etc.