FREEHAND DESIGN: Our neck fan adopts a unique earphone design, which can perfectly release your hands. You can hang the fan around your neck and carry it with you. Wearing it for a long time will not hurt your neck. The wearable neckband cooler can be turned 360 degrees. You can hang it around your neck, or change its shape, put it on the table and use it. LONG DURABILITY: With 4000 mAh neck fans rechargeable battery the headphone fan can be used for 16 hours at least, which is extremely durable. A fully charged battery will take about 4 hours. The turbocharged motor is powerful which provides the integrated fan a quiet and strong natural airflow. This rechargeable neck fan comes with a type-C USB cord. 3 SPEEDS COMFORTABLE PORTABLE FAN: Our neck fans portable offer 3 different speeds, you can set up to a comfortable speed to better regulate the temperature. Hold the button down for 3 seconds to switch off the mini fan. The indicator light is white when operating, the indicator light flashes white slowly when charging and flashes white quickly when it needs charging. NO NOISE TECHNOLOGY: This lazy neck fan is made of no noise technology which can generate stronger & smoother wind. Whisper technology generates quieter wind. The low noise small rechargeable fan will not disturb you and those around you, just use and enjoy it as you want. The neck hanging is made of high-quality silicone, it is soft to fit your skin, it can effectively prevent sliding. 100% SATISFACTION GUARANTEE: We are so confident you will love our products. You are our 1 priority and we are committed to providing 100% customer satisfaction. So, If you are unsatisfied with our products ever, reach out to us and we will do all we can, to ensure your complete satisfaction. Your satisfaction is our priority.