Description: Features:3 Adjustable Speeds and Strong wind: Low/medium/high speed level correspond to Soft/Cool/Strong wind. You can adjust the speed by pressing the power button repeatedly.Two power supply modes,powered by 18650 battery,also you can take out 18650 battery,then powered by powerbank or USB wall charger or car USB charger.Portable Hand Free Neck Fan Design: and it can serve as Handheld Neck fan or USB desk fan. It can meet different needs: handheld shape for outdoor sports, student bed,for Camping Office Outdoor and more. Specification:Material: ABSInput Voltage: for DC 5V 1AFan Rated Power:5W-9WUSB ouput: for DC 5V 1ABattery Capacity: 2200mAColor: White,Black, Blue,Orange(optional)Size: 13.5x10x14.5cm Note:1.Please allow 0-1cm error due to manual measurement. plz make sure you do not mind before you bid.2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you Package includes:1 x Fan1 x 18650 Battery1 x Micro USB Cable1 x Rope