With 3-stage winds: The neck fan has a 3-stage wind strength, such as weak wind, medium wind and strong wind, with soft and strong switching, which will keep you cool. Charged via USB: You can charge your mobile phone with a neck fan in an urgent situation. You can use it with confidence. The neck fan has a built-in 6000 mAh lithium battery and a 5A/1 V output. Quiet motor: Our neck fan has a low noise and strong wind, it will not disturb you, your family, learning, work and sleep, etc. Even in a quiet environment like an office, it can be used comfortably and stress-free. Free your hands: With the inner and outer double clip design, the neck compartment can hang around the waist. The compact size makes it easy to handle or put in your pocket. Special design: Suitable for high summer, outdoor activities, barbecuing, watching sports, walking and going to work or school.The neck pocket has a natural and cool color so that you feel cool in the hot summer when you see the fan.