[4 Neck Fan] The newly upgraded 4 turbo neck fan can provide more powerful and cooler 360 airflow to help you cool down quickly in 3 seconds. Bladeless fan design can protect your fingers and long hair. The new generation noise reduction motor gives you a quiet cool and strong breeze.[Large Capacity Battery] The 4000mAh large capacity battery provides 3-7 hours of working time for the portable hanging neck fan (depending on different speeds), bringing you longer-lasting coolness in the hot summer.[3-Speeds & LED Digital Display] This leafless hanging neck fan has three-speed adjustable(soft wind, natural wind, strong wind), which can meet your daily needs. The LED digital display screen can display the remaining power,charging status and wind speed, allowing you to know the working status of the hands-free fan at any time.[Comfortable & Portable] The wearable neck fan adopts ergonomic design, the neck width can be adjusted, and it is comfortable to wear. The fan is equipped with a breathable neck brace to reduce the contact area between the fan and the skin, and it will not cause sweating and heat when worn for a long time. The compact size and lightweight design are easy to carry, allowing you to enjoy refreshing wind anytime and anywhere.[Widely Applicable] This portable personal fan is a great choice for you to enjoy the cooling wind in hot summer. It's suitable for fishing, golf, sports, kitchen, garden, warehouse moving, etc