Hanging Intelligent Digital Display Semiconductor USB Charging Features: Cool and safe: upgraded neck mounted fan, 48 gas outlets, three-dimensional outlet from , 360 all-round outlet, innovative turbine blade and hole design, efficient distribution, and softer cold gas. No blade design, suitable for use by children and the elderly. Handsfree: The appearance is designed specifically for headphones, fashionable and versatile. Don't worry about curly hair, free your hands when using it. Lightweight and portable, suitable for outdoor, indoor, office, gym, travel, camping, etc. USB charging and 3-speed wind speed: USB charging fan, which can be charged through computer, phone charger, etc. The built-in 1200mAh battery can provide 1 to 5 hours of working time (depending on different speed gears). Static electric shock is quieter and more durable, equipped with a power indicator light, allowing for easy control of the power. Press the power button to adjust the appropriate fan speed to meet your needs. Low noise and comfort: Excellent upgrade technology and multi-level duct design greatly reduce fan noise. Made of environmentally friendly ABS and silicone, it is natural, comfortable, and skin friendly to wear. Wearing a mask can also make learning or work feel at ease. The neck massage design can relieve neck pressure to a certain extent while wearing it, making your neck more comfortable and relaxed Product Description: 1*fan