3 height adjustments-This monitor stand has 3 adjustable height levels of 3.9, 4.7 and 5.5 inches. Let you choose the most ergonomic, healthy and comfortable perspective at work. Press the button on the leg to adjust between different height levels.^ Easy to assemble-the laptop and monitor stand includes a platform and 4 adjustable feet. No tools are required for assembly. Just screw the four outriggers into the platform. Completely install the monitor stand in 1 minute or less, so you can focus more and improve work efficiency^ Improved airflow-The adjustable monitor riser is made of powder-coated steel, and the platform is designed with holes to improve the airflow of the device. Ventilation helps prevent overheating and keeps the computer cool while working.^ Extremely strong and stable-The monitor stand can withstand a weight of 44 pounds and is designed with non-slip rubber pads to ensure stability and protect your laptop and furniture from scratches.^ Extensive compatibility-With a 14.5" x 9.1" platform, this screen riser is suitable for most devices including standard 15.6" laptops. The height can be adjusted to 3.9", 4.7" and 5.5", allowing you to customize Define your own viewing height. The width between the legs is 12 x 7 inches, making it ideal for storing office supplies and other items under the platform.