Features: and Doubles as an ergonomic stand with 5 adjustable Height settings. for Extra USB port and Power switch design. Built-in dual-USB hub allows for connecting more USB devices. Slim, portable, and lightweight allowing you to protect your laptop wherever you go,support 11-18 inches. The multi-directional metal mesh provides your laptop with a wear-resisting and stable laptop carrying surface. Two ultra-quiet fans create a noise-free environment for you. Package Includes: 1PC x Laptop Cooling Base Specifications: Material: Alloy and ABS Angle: 5 angles Noise: 21-23dba Fan speed: 2400 15% rpm Power interface: USB 2.0/1.1x2 Color: pink, sea blue, black blue, red, white, black (optional) Product size: approx. 36x25.5x2.7cm/14.17x10.04x1.06in Adaptation size: 11-18 inches note: Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.