Universal CompatibilityCompatible with All Sizes Laptops,Tablet ,iPad, Phones, Books. The notebook stand is compatible with all sizes of laptops, notebooks, tablets, iPads, phones, books - such as tablets, MacBook, MacBook Air / Pro, Microsoft Surface, Google Pixelbook, Dell XPS, Samsung, HP, ASUS, Lenoo, Acer, Chromebook and more . Laptop Stand Also compatible with cell phones, Huawei, Samsung and more. Can also be used for reading. Adjustable Height & Angle By adjusting the height, you can set 10 angles and heights freely (heights: Minimum 3. 5" ~ Maximum 7. 87" Angle: 30, 35, 41, 48, 55, 62, 69, 76, 83, 90). The laptop stand Adjustable height and angle provides an ergonomic angle and a good height for typing and reading. This helps correct posture, relieve neck and back pain, wrist pain and eye pain. Foldable & Portable Design Made of high quality ABS, it is strong and sturdy, lightweight and can be foldable to carry the stand anywhere. You can also work in a caf, on the train, in the home office or at other workplaces outside of your home. It can be installed or closed quickly and easily, saving a lot of time and space. It is also ideal for an iPad. There are 4 non-slip rubber pads on the top and bottom of the bracket, will not slip. Ventilation Heat Dissipation Adjust the height of the notebook stand to make space for heat dissipation and prevent the notebook from overheating due to long-term use. The hollow and ventilated design in the center of the notebook stand, which increases airflow toward your laptop, allows the laptop to dissipate heat quickly. 4 rubber pads on the stand to keep the laptop stable and avoid scratches and movement. Reduce neck strain along with ergonomics. With the laptop stand you can transform your laptop into a perfect desktop workstation. While using the computer, straighten your back and look directly at the screen to reduce neck stress and maintain spinal health. It is the best partner when you use notebook for work and study, and it is also the best gift for family and friends.