This mini fan with compact size is specially designed with clips. you can clip the fan to collar, waist, hat, or just hold it by hand to bring cool breeze everywhere. Rechargeable 900mAh battery operated(built in), no need to buy extra batteries. comes with USB cable, the USB fan compatible with any device with Micro USB port (laptop, desktop, power bank, socket, power outlet) to get charged. Low/Medium/High 3 speeds optional, silent operated, embedded much safer turbo instead of visible fan blade, whereas the spacious air outlet provides far better efficient cooling effect. Shell of the fan is made from heavy duty plastic material, making the fan suitable for long time outdoor use. It could also be used as an eyelash fan or a nail fan, helping you to dry the eyelash glue or nail polish faster. You can use it with work clothes or casual clothes, both of your hands can be kept free for other work when you are using this fan and cooling yourself down.