Features: Experience rapid cooling with our neck mounted fan, featuring advanced technology that reduces body temperature. This fan offer adjustable wind speeds, ensuring a comfortable experience. Ideal for various ages and genders, this lightweight fan is perfect for anyone seekings relief from the heat. Whether you're at homes, in the offices, or studying in a library, enjoy cooling comfort without disturbing others, thanks to its quiet operation. Equipped with a 4000mah battery, this portable fan ensures long lasted use with safety features against overheating and overcurrent, making it a essential for any hot day. Specifications: Component:ABS Size:Approx.22.5x13.4x5.8cm/8.86x5.28x2.28inch Color:2 Optional Charging time:~3h Durations of flight:2-6H Battery capacity:1600mAh Wind Speed:5 Setting Package Includes: 1pc Neck Hanging Fan note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you donot mind before you order. 2.Due to the differences between different monitors, the picture may not reflect the actual color about the item.