Powerful Cooling Wind: With 4 adjustable speed settings, the wind speed range is from 1.95 to 3.47 m/s, and the maximum airflow is 130 CFM. You can easily adjust the fan speed to meet your personal comfort needs at any time Long-Lasting Battery: Equipped with a 10,000mAh battery, it takes 4-5 hours to fully charge. When fully charged, the small fan can run for up to 36 hours on the lowest speed, while the LED light can last up to 50 hours on the lowest setting. The convenient Type-C charging port allows for faster and more efficient charging, offering great compatibility whether you're at home or outdoors Brushless Motor: Featuring a brushless motor combined with a dual-blade design, this quite fan provides strong airflow while maintaining low noise during operation, allowing you to enjoy a cool breeze without any disturbing noise 360-degree All-Around Airflow: The fan can rotate 270-degree manually front and back, and the foldable hook offers 360-degree rotation, making it flexible to adapt to different positions. Whether hanging or placed on a table, you can easily adjust the wind direction to suit various scenarios Suitable for Indoor and Outdoor Use: The compact and lightweight design makes this small fan ideal for outdoor activities such as camping, fishing, traveling, picnicking, barbecuing, in the car, or at family parties. It is also ideal for indoor use, such as for studying, working, reading, and exercising