USB powered rechargeable fan,can be charged by computer,phone charger,mobile power,etc.Built-in 1500 mAh battery provides 8 to 12 hours of operating time (depending on the speed of different gears).Neck fan appearance is the headphone design,fashionable and versatile.When using without worrying about hair getting rolled in.Hanging neck fan is light weight,easy to carry for outdoor,indoor,office,gym,travel,camping and so on.Qty for 500pcs and over by ocean.
