This rechargeable fan features a 20000 mAh battery for long-lasting performance and doubles as a power bank for charging devices on the go. It offers three adjustable wind speed settings from gentle to strong airflow. The built-in Led lights have three brightness modes for low-light use, with a timer function that automatically turns off after 1, 2, 3, or 4 hours. The air outlet rotates 270 degrees and includes a 360-degree hook for hanging from branches, tent poles, or other structures. Perfect for camping, hiking, and outdoor activities. weight: 2.0 pounds.