Item Type: Portable Handheld Fan Product Material: ABS, PP, Silicone Battery: Polymer Li Ion Battery (Built in) Capacity: 2000mAh Input Voltage: DC5V 1A Use Time: 2-8 Hours Motor Type: Brushless Motor Noise: Below 40db 1、Rechargeable Battery: The battery fan is powered by a 2000mAh premium rechargeable battery for high performance and efficiency. Depending on the wind speed, it provides you with a continuous working time of up to 8 hours. 2、USB Port: The included USB charging cable is compatible with any USB port such as computers, power banks and regular sockets. You can take this handheld mini hand fan for walks, shopping or other outdoor activities without worrying about batteries. 3、3 Level Adjustable Wind Speed: Equipped with brushless motor, 3 level adjustable wind speed, you can control the slow, medium and fast air volume according to different needs. You can enjoy light breezes from slow to moderate and fast gentle winds. 4、Portable and Lightweight Design: When you go out, you can put it in your bag, especially suitable for summer travel or outdoor sports, you can take it anywhere. 5、Detachable: Detachable fan head, separate power supply, can be used as a power bank. Detachable mobile phone holder base, base makeup mirror. When you need a small portable handheld fan for makeup, it can be used for dry eyelashes, creams and sprays, and the base comes with a mirror on the bottom.