Bladeless, 5000mAh Rechargeable Battery Powered, 3 Speeds, Angle Adjustable, Hand-free Neck Fan for Both Outdoor & Indoor Use, UL Certified, Black

【5000mAh Rechargeable Battery】A large capacity of 5000mAh rechargeable battery enables the fan to work for a long time. 3 hours of charging the fan to the full will grant you 3.5-9 hours of coolness depending on different speeds
【Safety Assurance】The bladeless design ensures safe use for the long-haired, children, and the elderly. Adopt an individual charging protection circuit to protect the device from over-charged, over-discharged, over-current, and short circuits, combining the fixed frequency DC-DC, which is to protect the motor from being damaged, ensuring a longer lifespan of the device
【Adjustable Speeds & 3.5-9 Working Hours】One button operation, press to change fan speeds, very easy to use. And the large capacity battery provides a 3.5-9 working hours duration, depending on which wind mode you choose