Features:A must have for your summers.The smallest and lightest yet most powerful USB desk fan you could find out.Plug it into the USB port of your laptop or desktop, and it begins to work.Enjoy coolness while you're surfing the internet, listening to music, playing games, etc.Gives no noise at all while working.High quality durable metal frame and fan blades.Head rotatable in vertical angle.With an ON/OFF switch on its back. (speed cannot be adjusted)Low power consumption.Easy to carry.Specifications:Power source: USB port, or 5V AC adapterInput voltage: DC 5VConsumption: 2.5WMaterial: MetalColor: Black, silver (fan blades)Cable length: Approx. 1.1mFan face diameter: Approx. 14cmProduct dimensions: 15x14x11.5cm (HxLxW)Product weight: 338gPackage dimensions: 16x15.5x8.5cmPackage weight: 400gItem Includes:1 x Mini USB Desk Fan