The Jisulife portable Neck Fan is an upgraded 8000mAh neck-strap personal hand fan with 5 speed settings, perfect for cooling on-the-go. This air cooling fan features infinitely adjustable roller gears and an energy efficiency rating of A+++, making it suitable for indoor and outdoor use. With a sleek grey design and rechargeable battery, this fan is ideal for any room and offers a comfortable and efficient cooling solution. Designed for hands-free use, this neck fan is a practical and stylish addition to your daily routine.