Personal Fan,AKAIGU Desk Fan Steppless Speed 180 degree Gliding Design (Black) Steptless spin button changes the speed naturally,different from the common 1 or 2 speed fan Unique 180 degree gliding design, vertical tilt adjustment, modern style look Can use as clip on fan,desk fan and wall mountable fan, based designed with a mounting hole Made of high-impact plastic, 1 metter USB cable, works with Power Bank or PC You can also use the mini fans no matter in the home,walking in the park,traveling outdoors, studying in the school,working or painting