REUP Portable Neck Fan 4000mAh Personal Fan Rechargeable Hands Free Bladeless Fans for Indoor Office Sports Outdoor Travel

This portable fan wearable design allows you to truly free your hands. Twin-turbine fan blades multiplied wind power and 48 wind outlets provide a 360° cooling experience and the great power makes you cool in 3s. The newest design fan has Low/Medium/High 3 speeds. The turbofan blades are more energy-saving and more efficient which generate ultra-strong wind at a maximum speed of 5100 RPM while maintaining a fairly low noise level (less than 31dB). It won’t disturb you when exercising or working.