Laptop stand with adjustable height and angle ensures optimal comfort and improved posture Easily adjust the height from 2.76 inches to 5.83 inches and angle from 0 degree to 180 degrees for the perfect viewing position 360-degree rotating arm offers versatile and flexible viewing options Rubber feet keep your desk safe from scuffs and scrapes, and provide stable support Durable aluminum alloy and carbon steel construction supports up to 9.9lb. for lasting strength Compatible with PC and Mac Dimensions: Width: 23.1cm (9"); height: 7cm (2.76"); depth: 25cm (9.8")