CF-6542-B USB Laptop er ing Pad Base Led Notebook er Computer USB Fan d For Laptop PC 12-17 Inch The product is shipped based on the color or size of the main image of the product page. : It is 20cm super-large ultra-quiet fan featuring excellent cooling performance.Product features Turbo top speed function. l speed and top speed dual modes ensure efficient cooling effect. -click s ing can be achieved,which is convenient and quick.It supports multiple ergonomic angle adjustment,making it more comfortable to use.Ultra-thin body design makes it easy to carry.Anode aluminum panel equipped is fashionable and elegant with outstanding texture.It features low power consumption.It can be powered by the computer directly for use.No external power supply is required.It is designed with fan revolving speed control,power on/off control,LED power indicator function. : : silverMaterial: aluminum alloy + plasticProduct size: about 390*290*32mm Package Weight: 1.11kg (2.45lb) Package Contents: 1 * heat sink1 * USB power cable( the above package content, products are not included.) Note: shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.