Adjust height easily with front slider and elevates the screen to eye level for better posture Rubber pads on the stand protects your notebook and desk. Tilt design cools laptop by helping heat escape and brings screen closer. Anodized aluminum to match with Apple MacBook. Compatible with all notebooks and laptops. To be used with external keyboard and mouse. iLevel 2 is a dynamic stand with a unique height adjustment slider on the front panel. Drag level's slider to adjust the screen height to your new eye level whenever you shift position. Work comfortably in a stylish and solid desktop setting.