4 Levels Powerful Wind AdjustableCamping fan has a high-speed brushless motor up to 1650RPM, delivering airflow of up to 16.07ft/s and a range of 23ft. With 4-gear adjustable wind speeds ranging from natural breeze to strong wind, from gentle breezes to powerful gusts, allowing you to customize your cooling experience Long Lasting WorkingEquipped with a 40000mAh rechargeable battery, this cordless fan can run for up to 136 hours at a low speed, lasts 13 hours on maximum wind speed, and supports charging while in use, ensuring you stay cool for extended periods (No Standalone lithium batteries are sold with the product) Auto Oscillation & Hanging HookOutdoor tent fan features 45° / 90° auto oscillation and 270° manual pivoting for versatile airflow. A hidden hanging hook design at the bottom, supporting 360° rotation and 180° flip, allowing for space-saving and effortless hanging from various structures such as tents and hammocks Remote Control & 32 LED LightsThis recharge