Features:Ergonomic design, smart speed controlPure copper motor, low noise, large wind volumeWith USB interface, portable charging360 degree adjustable,you can choose any wind direction you wantDescriptions:1. Hand free cooling fan with powerful airflow.You can hang the fan around your neck and take it everywhere. It's a must-have for the summer.2. Fashion headphone design makes this personal fan a wonderful gift.3. Allow you to choose the best wind direction, simple and easy to create powerful wind for yourself.4. Low/medium/high speed level.Adjust appropriate fan speed by pressing the power button.5. Best for personal cooling, camping, outdoor event, trips, concers, church, hot flash.Specifications:Charging mode: 5V1A Micro USB cableCharging time: DC 5V/1A 4 hoursUsage time: about 4-12 hoursLow speed 12 hours, medium speed 7 hours, high speed 4 hoursSize: 80x190mmPower: 0.3-1.2 WMaterial: ABS Silicone