Product Features:Mini 4 blades USB powered cooling fanWired design with a USB plug for power this itemDirectly draws power from USB interface on laptop or PCYou can adjust the angle between you and the fan to bring coolHas a switch on back for turning on / offVoltage: DC 5VColor: BlackNet Weight: 314gSize(L x W x T): 155 x 150 x 105mmWire Length:1.2mPackage Contents:1 x USB Fan