S900 Dual USB Ports Adjustable Height RGB Laptop Cooling Pad Stand 1. Ergonomic Desigh:Laptop fan cooling pad as an ergonomic stand, with 7 height-adjustable.Also equipped with a detachable non-slip baffle, effectively prevent laptop slipping off. 2. Dual Efficient Fans:The laptop cooling stand has two large fans of 14CM, the fan is equipped with blue LED lights, working voltage: 5V, current: 0.35A, USB cable length: 50 cm. 3. Unique USB Port Desig:Laptop cooler fan with built-in two USB ports, one for connecting laptop USB ports , one for connecting more USB devices.Such as a mouse, keyboard, just plug and play, easy to use. 4. Wide Application & Support:laptop cooler pad meets your needs for using notebook computers in-homeofficeoutdoor, workgames. Applicable to almost all 18-12 inch laptops, compatible with Dell, MacBook Pro, Alienware, ThinkPad, Lenovo, HP, ASUS, etc. 5. Easy to Carry:Our computer fan for laptops weighs in at a mere 0.9kg making it one of the most lightweight coolers for its size, it is completely flat making it ideal for transport in a backpack or a briefcase.