The AlphaCool Personal Cooling Neck Fan is a compact and lightweight essential designed to offer comfort during active outdoor activities, such as hiking, trekking, camping, exercising, running, and so much more. Featuring a built-in 5000 mAh rechargeable battery, this blade-free fan promises 18 hours of non-stop cooling. The neck fan has an adjustable design, which ensures an ergonomic fit for 360° cooling around the head and neck while being completely lightweight. In addition, this essential device charges completely within 3-4 hours. With 80 air outlets, the air reaches warm spots to control excessive sweating by constant cooling, all this without using fan blades. There are 3 different settings, enabling you to change the cooling intensity. Best of all, the fan makes low noise and has a foldable design that promotes quick storage with easy portability.