Come and see our amazing products. The design is inspired by headphones.With thorough research on mechanics and wind direction,we design this irregular multi-outlet neck fan with dual vortex energy leafless movement and wind power.Stronger and quieter,it allows the head to enjoy a 360-degree surround-style cool breeze,quickly cooling down and effectively solve the annoyance caused by sultry heat.The battery is made of Polypropylene and ABS,lighter and more durable, 3200mAh, with a service time of 12hours.The middle of the neck fan is connected with food grade silica Gel.he angle and width of the fan can be easily adjusted,Leafless design,safer and quieter. Pls confirm further with us if any query about packing info, inventory status and time schedule.