360° ADJUSTABLE AIRFLOW: This portable fan features a unique flexible tube design that fits all neck sizes. The flexible silicone tube offers improved comfort and a custom fit. Adjust different positions to control the distance of the airflow or rotate the vents to change the wind direction. Thanks to the user-friendly design, a perfect fit can be achieved in seconds. LONG-LASTING 4-15 HOURS BATTERY LIFE: With its powerful battery, this neck fan can be used for long periods of time and offers up to 4-15 hours of operating time (3.5-10 hours with lighting, press and hold to turn the lighting on/off). Whether you're out and about or relaxing at home, this fan will keep you comfortable all day long without having to constantly recharge. QUIET AND NOISELESS DESIGN: The motor of the portable neck fan has been improved to produce a noise level of only 25 decibels during operation, ensuring minimal disturbance to your peace and quiet. Made from silicone with a cut-out back for comfort, breathability and skin-friendliness. This design also contributes to a smoother and quieter experience for the hands-free neckband fan. 3 ADJUSTABLE SPEEDS WITH STYLISH LED LIGHTING: Adjust the fan speed of the neckband fan to suit your preferences. In addition, a long press on the light button activates four switchable LED light modes, adding a touch of style and uniqueness to your hot summer cooling experience. PORTABLE NON-SLIP ERGONOMIC DESIGN: Weighing approximately 9 ounces, our neck fan is ergonomically designed to fit comfortably around your neck. With a secure fit when moving or bending, this fan is the perfect companion for office work, indoor/outdoor activities, the gym, hiking, driving, travelling, camping and more. PERFECT SUMMER GIFT: The personal neck fan is suitable for men and women of all ages. It can also be the perfect gift for family, friends and colleagues. It is also a great choice for Father's Day or Mother's Day gifts. High-definition dot matrix display, the wind power is clearly visible, easier to control the wind power, easy to use. This fan comes with 7 colours of light that can glow in the dark, suitable for many occasions. The fan is made of soft silicone material and can be freely adjusted according to the situation. 360 degrees around the neck, blows gently and not directly, giving you a refreshing and comfortable feeling. Suitable for work, office, reading, sports, travelling, hiking, cycling and so on.