Collen Portable Clip on Fan,7-Inch Mini USB Desktop Fan 360&deg;Manual Adjustable for Home,Office,Car,Black 7" mini size with 360 degree manual ajustable direction[up/down/left/right]. Adopts ultra quiet motor makes it a pretty light noise fan, the airflow is incredible. Simple switch,it is a turn knob style, so you can choose the exact output of airflow you require without being limited to low/med/high. Portable clip-on design, powered by a 5 feet usb cable, just put it anywhere you want. Simply use it by connected with laptop or power bank,etc. Pakage included: Collen usb fan, usb cable, user manual.