The Neck Fan is a white, bladeless personal fan that is rechargeable via USB. It has a 4000 mAh battery capacity and can run for 4-16 hours on a single charge. The fan is designed for indoor and outdoor use, and its compact size makes it easy to carry around. With a power source of 3W and a voltage of 5V, this portable ventilation fan is ideal for providing a cooling breeze while on the go.
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