This upgraded 5000mAh foldable bladeless neck fan features a 360° surround airflow design, with an 80% increase in air volume for rapid cooling. It offers three adjustable speeds to suit your needs. The innovative headphone-style foldable design is stylish, versatile, and effectively prevents hair from getting pinched. The fan is ultra-lightweight for comfortable wear and can be folded for easy storage in your bag. Equipped with a 5000mAh large-capacity battery, it provides 4-18 hours of operation. Its low-noise design ensures quiet operation below 25dB, delivering a serene and cool experience.