NECK FAN Built-in 2000 mAh battery, long standby, fast charging, with charging, high safety performance, long battery life, depending on the use of wind gear, battery life can be maintained at 2-6 hours. The handle that comes into contact with the neck is made of soft, skin-friendly silicone material. It is small in size and has no discomfort even when it is hung around the neck for a long time. Stylish and simple dual-head design, you can feel more powerful airflow, you can also adjust the direction so that you can adjust to any angle, portable, simple, and easy to create wind. Hands-free cooling fan with powerful airflow. You can carry the fan around your neck and carry it with you. Double fan heads design, the fans are 360°flexible rotate to adjust the best wind direction you need. Wear it on your neck, sit it on the table as a desk fan. Absolutely free your hands while you are working or playing.