①. 3 Adjustable Wind Speeds: This neck fan is made of lightweight, soft, skin-friendly and flexible ABS material. You can also easily adjust the strap according to your needs. It has 3 adjustable speed levels. The wind does not blow directly into your face, and the turbine blades reduce air fluctuations. ②. Bladeless Design: Hanging on the neck, it frees your hands anywhere. The bladeless design allows you to not have to worry about hair tangles again and is safe for children and pets. Three adjustable speeds allow you to adjust the airflow to the level you need. ③. Foldable: It can be folded at various angles. If you are doing sports, tighten it a little to prevent it from slipping due to movement. It is a good neck sports fan. ④. Safe: It is a portable hanging neck fan with no turbine design and no blade protection. It will not suck hair or clothes. It can be used by adults and children, boys or girls. ⑤. Long - lasting and large battery: The portable fan has a built - in 4000mAh rechargeable battery and a USB charging port. When fully charged, the rechargeable fan will work for about 8 - 12 hours, providing continuous cool air. Specification Material: ABS Color: white, black, pink Size: 21 x 14 x 6 cm Battery capacity: 4000 mAH Package included: 1x Neck fan