Adjustable width: adjustable for laptop widths of 80 mm to 102 mm. You can adjust the screw to tighten it to the correct size. Stable and safe: A pad and the holder allow the electronic devices to stand firmly and stably on the desk in the holder. Aluminum Alloy: The vertical laptop stand is made of high quality aluminum alloy material. The simple and robust design and a wide base make the laptop holder stable and wobble-free. Wide compatibility: This stand for under 18 inches laptops Material:Aluminum alloy colour:Silver Package Contents: 1 * Laptop stand Only the above package content, other products are not included. Note: Light 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.