The hands-free hanging neck design frees your hands and the 246g lightweight portable mini fan makes your neck stress-free, especially suitable as a personal sports fan, the first choice for outdoor sportsmen and night runners. Hand-Free Personal rechargeable USB fan with built-in 2000 mAh high-capacity battery, USB charging port, suitable for power adapters, laptops/desktops and other USB ports, can work for 3-7 hours after a full charge, you can enjoy a long cooling breeze. Rechargeable cooling dual-head fan has 3 cooling modes: low, medium and high, and a 360 rotatable fan head to adjust the best speed and winds according to your needs, so that the cool breeze reaches your face and away from the heat and humidity. Wearable neckband fan made of eco-friendly ABS and silicone, seven fan blades designed to produce powerful and silent cool air, it's more safe and cool for a variety of scenes, sports, desk, office, travel. The portable mini fan is ideal for personal cooling, office, outdoor activities such as camping, travel, hiking, rock climbing and watching sports etc. For people with long hair, please tie your hair while wearing the fan to prevent it from being stirred into the fan. Portable Cooling Fan & Enjoy Cool Summer Portable Neck Fan is made of eco-friendly ABS and silicone with high-quality copper brushless motor- reduces friction and noise and brings greater wind power. The hands-free hanging neck design frees your hands and allows you to do things you love while staying cool. The lightweight wearable fan makes your neck stress-free, especially suitable as a personal sports fan, the first choice for outdoor athletes and night runners. Convenient Charging The personal cooler fan is compatible with USB output device and comes with a standard USB charging cable, it can recharged by output adapter, USB charger, laptop, computer, power bank car charger and other devices.No more worrying about power outages during hot summer days! Package You'll receive a neck cooling fan, USB cable, and user guide. It's the perfect gift for your friends, your loved ones, girls, ladies, mother, father to stay cool and comfortable in the summer heat.