Bladeless Design: Bladeless safety design will not twist hair like ordinary neck fans, brushless motor dual hidden turbo provides 40 air outlets, 360 degree powerful airflow around the neck, perfect for sports, camping, work, gardening and other activities. 3 Speeds: Wearable Neckband fan with built-in two 4000mAh Li-ion batteries, Large capacity battery can provide 7-18 hours of working time, depending on different speeds, press the power switch repeatedly to adjust the suitable 3-speed fan speed, USB Rechargeable personal fan keeps you cool and calm. Hands-free elegant design: Focusing on lightweight comfort and flexibility, this portable hands-free fan hangs around your neck without stress, keeping you cool on hot days, relaxing outdoors, at the beach or camping, etc. Ultra-Quiet Durable: The neck cooling fan is made of soft and skin-friendly silicone material, which provides comfortable neck protection and flexible wear. High-quality ABS on the body, noise reduction of about 25dB, providing quiet and cool breeze. Easy to carry and storage: Lightweight design can be taken anywhere anytime, no stress, personal neck fan is easy to carry and store, true hands-free USB fan is perfect for a variety of activities such as golf, hiking, fishing, outdoor barbecues, camping wait