1. 4-level height adjustment, easy to adjust the height
2. Single large fan design, large airflow and low noise
3. Effectively cooling your laptop, lengthen the lifetime of your laptop
4. Ergonomic Comfort: as an ergonomic stand for convenient watching, and playing games
5. Ultra-Quiet Fans: Large single ultra-quiet fans create a noise-free environment for you
6. Material: Metal, engineering plastic