Instant Cooling 10 Speeds : Upgraded motor of the portable waist fan delivers strong cooling in seconds. Choose gentle breeze or maximum airflow for workouts, hiking, or backyard chores. Personalized comfort for any activity! Multi-Functional Outdoor Essential : Integrated LED light of the portable fan enhances visibility at night, with clear LCD battery/speed display. Ideal companion for camping trips or evening walks. Having this 4-in-1 fan is equivalent to having a portable waist fan, neck fan (lanyard included), desktop fan, and handheld fan. All-Day Online Reverse Charging : The personal waist fan has a built-in 4000mAh rechargeable battery (USB-C) to support all-day use. 10 hours of runtime on low speed (3+ hours on high). Share power to charge phones on-the-go. Your dual-purpose cooling and charging solution. Lightweight Hands-Free Design : Weighing only 10 oz, this clip-on fan securely attaches to belts or backpacks. Move freely while gardening, shopping, or attending events. Stay cool without holding anything!