- Rapid cooling for outdoor crowds: provides strong airflow to circulate air and keep you cool in very hot outdoor conditions. A practical solution for outdoor activities and events. - Convenient hanging design: a portable hanging setup for hands-free use and easy carrying. Suitable for outdoor sports and activities where portability is important. - 3-level adjustment and low current: three airflow levels to match your needs, from a gentle breeze to rapid cooling, while keeping power usage low. - USB powered and versatile compatibility: includes a USB charging cable and works with USB laptops, computers, power banks, and other USB-enabled devices. No outlet required. Use scenarios: - At outdoor events, festivals, stadiums, or markets where quick cooling is helpful. - During camping, hiking, beach days, picnics, or other outdoor outings that lack reliable power. - For outdoor workouts, practice fields, or gardening tasks where lightweight cooling is beneficial.