Laptop Height Extender Holder Stand Folding Portable Computer Heat Dissipation Bracket, Size: 22.3x23.5x1.3cm (Silver) Features 1. Improve the ergonomic attitude to raise the height of the notebook screen moderately, and alleviate the cervical fatigue and carpal numbness caused by long-term use of the notebook. 2. Stable and stable, high-frequency typing does not shake, easy to work and study. 3. Open and open to enhance air flow and improve heat dissipation. 4. 6-speed angle can be adjusted, can be raised or lowered, adapt to comfortable sitting posture, care for the cervical spine. 5. Non-slip silicone pad + aluminum alloy material to prevent the laptop from slipping. 6. Multi-functional design, can be used as a computer or tablet stand, or as a bookshelf. Product parameters Product Name: Z18 Notebook Stand Material: aluminum alloy Scope: All laptops Packing size: 230x250x20mm Product size: 223x235x13mm Product weight: 350g (including packaging 405g) Aluminum thickness: 3mm