1、4 in 1 Computer Stand: Open the bottom of the left and right feet, put your laptop on it, the base is equipped with a detachable cooling fan, the laptop stand can be used as a monitor height stand, providing enough space for keyboard and mouse, keeping your desktop clean and tidy .  2、9 Levels Viewing Angle Adjustment: From 4'' to 7'' height and 0° to 43° angle range, can be tilted to different angles and raised or lowered as needed Standing, ergonomic laptop stand, helps reduce long Body fatigue and soreness after time uncomfortable hunchback, say goodbye to neck and back pain.  3、With Detachable Cooling Fan: The laptop desktop stand has a detachable cooling fan that can be adjusted up and down, and is designed with a cooling slot. Insert the cooling silicone pad into the corresponding cooling slot and adjust it to an appropriate position according to the needs of your own laptop.  4、Stable and Durable: The laptop desktop stand is made of ABS material, the Z shaped design is stable, and it is the ideal height for typing; the stand stops and non slip rubber pads on the top surface protect your laptop from sliding and keep the stand more stable.  5、Foldable and Portable: It can be folded into a small size, it does not take up space, you can put it in a bag, it can be used anywhere, it can hold a laptop from 10‑17 inches, and it can support up to 10 kg.