General description This portable neck fan is designed in the shape of an earphone, ensuring comfort wherever you go. The bladeless design keeps you cool at all times, making it an ideal companion for both indoor and outdoor activities in hot weather. With a unique spring design, the two mini fan heads can rotate, allowing you to enjoy a cool breeze from any angle. The fan is positioned around the neck using high-quality soft silicone for a comfortable fit. Technical specifications Battery capacity: 5000mAh Power supply: USB rechargeable Speed levels: 3 adjustable levels Compatibility and accessories Compatible with most computers, laptops, and power banks for easy recharging. Usage Perfect for outdoor sports, gym, office, travel, camping, and reading.