Taousa 70240 5-inch Vanes Portable Mini Clip-on Rechargeable Fan Outdoor Cooling Fan, Battery / USB Powered, Adjustable Speeds, with Battery and USB Charge Cable, Color Pink Includes 1x portable rechargeable fan, 1x 2200mAh battery, 1x USB charge cable, 1x user's manual. With the design of the clip on the base of the battery powered fan, the middle part and the blades can rotate 360 degrees. The advanced power management technology provides a variety of power supply, which is to use USB directly or be battery-powered, and it can be charged by the USB, which makes usage really easy. The power of li-ion battery can be used 2-6 hours. It depends on the speed you choose. You can adjust the speed freely by the switch at the back of the fan. Wind distance: &gt;2.5 meter, The max wind speed: 5m/s (about 50 cm away), additional funtion: clip bottom, you can adjust the wind direction freely.