tv usb fan multy colours strong wind force usb or battery power supply slight noise tv usb fan , is a simple and practical usb gift in summer .Easy to carry with , whenever you like , insert this fan into your pc , you can enjoy the cool wind . Power supply: usb , or battery Packing: Each one is in a colour box , 72 pcs in a cartoncarton size : 74x42.5x50cm G/NW: 22/16.5KG