Ergonomic Design: This laptop stand adopts ergonomic design, which can provide comfortable use angle and height, and reduce the fatigue of users who use the laptop for a long time. Heat Emission Hole: This laptop holder has heat emission holes for fast heat dissipation, which can effectively reduce temperature of the laptop, extend its service life, and avoid problems such as performance decline or crash due to overheating. Widely Compatible: This laptop riser with anti slip silicone pads is widely compatible with electronic devices from 10 to 17.3in. Ideal for phone, tablet, laptop and books. Multi Angles Adjustable: This laptop desk stand is designed with multi angles that allow you to adjust freely according to your heights for more comfortable viewing angle. Aluminium Alloy: This laptop riser adopts strong and durable aluminium alloy, which ensures high stability and strong load bearing capacity.