The JL21 JLC Portable Laptop Stand is designed to provide comfort and efficiency while using your laptop. It is compatible with all laptops ranging from 10 to 15.6 inches, including major brands like Apple, ASUS, Lenovo, Dell, HP, Microsoft, Toshiba, Samsung, and more. This stand features height adjustability, with an Allen key included for easy customization, allowing you to set your laptop at the perfect angle for any environment. The ergonomic design elevates your screen to eye level, helping to improve posture and reduce neck and back strain. Additionally, the stand promotes better airflow by lifting your laptop, which helps to keep it cool and prevent overheating, thereby enhancing its lifespan.