The Unique design of multi-speed adjustment for the tilt scheduling of the notebook radiator, comfortable elevation design, soothes the cervical spine, and meets better environmental needs, four fans for heat dissipation, six-speed adjustment brackets, adjustable air volume, and the product design is light and easy to carry. Material: ABS + Aluminum Alloy.Cooling Type: 4 Fans With Blue LED Adjustable Stand,Anti-Slip,Foldable.MULTIFUNCTIONAL. It has 2 USB ports in order to leave you with one free port.Digital display design, convenient for you to adjust the speed.Four Height gear adjustable ULTRA FAST AND POWERFUL COOLING. 4 fans spinning up to 2400 rotations per minute. It’s a high capacity ventilated support with the ability to cool your PC to reasonable temperatures in under a minute. These 4 fans allow for cooling of all the areas of your laptop. Laptop Cooling pad for Lenovo ThinkPad X1 Carbon 5th-12th Gen,Thinkpad X1 T14 T15 T16 E14 E15 E16 P14s P15v P16v L14 L13 L16 L15 Laptop, Cooler with 4 Fans, LCD Display Screen, Adjustable 4 Height