1. Foldable metal bracket, suitable for mobile phones/tablets, compact and portable, easy to carry2. Multi-level height adjustment, the screen can be adjusted to a comfortable angle arbitrarily3. Compatible with devices under 13 inches4. Silicone protection, anti-skid does not hurt the machine5. High-strength aluminum alloy, CNC anodizing process6. Material: aluminum alloy/silicone7. Dimensions: 9 x 2.5 x 1.6 cm