1. The handle makes it easy to move.
2. It stays stable while you're typing.
3. Easily adjust it to different size screens & avoid various USB sockets.
4. Burglar-proof function is offered (burglar-proof lock not included).
1. Weight capacity: 1~5 kg (2.2~11 lbs). 
2. Notebook size: 12.1"~15.4". 
3. Tilt: 60° (holder) & 45° (arm). 
4. Material: aluminum. 
5. Mounting option: extended model (clamp type). 
6. Pivot: 360°, 360°, 360° (desk, arm, display). 
7. Extension: 599 mm. 
8. Lift: 455 mm.