Gaming PC Laptop Cooler ABS/Aluminum Alloy 2/4 Silent Fan Foldable Laptop Cooling Pad Support Portable Height Adjustable Notebook Stand for 11-17.3 inchFeature:Engineering plastic/aluminum alloy material, resistant to preure and fall. Durable, triangular stable structure as support, not easy to damageQuiet cooling. Low-noise fan, four-fan combined cooling unit, strong heat diation. While quiet, the wind is strong and the cooling is fasterQuad-core wind, powerful cooling. Large-area air guide groove is the performance guarantee for games, drawing, and notebooksSeven heights, freely adjustable. A stable triangular structure is formed when the bracket is supported to ensure that the computer is stable and does not swayDouble fork structure, stable support. Hard core strong support, long-term use without deformation, stable and solid useLarge area fan, high-speed air cooling. Equped with four large fans, combined with aerodynamics, 360° no blind spot to take away heat, no stuck, no crashLow power, high efficiency. With power as low as 0.8 watts per fan, the notebook can last for a long timeLightweight and foldable for easy storage. One-piece folding design, mini and compactCompatible with multle sizes, 11-17.3 inch devices. Universal Laptop/Tablet/Painting BoardSpecification:Product name: Laptop stand radiatorProduct material: PC plastic + silicone/aluminum alloy + silicone (optional)Product color: black, sier (optional)Power supply mode: USB power supplyProduct interface: Type-C chargingCooling technology: air coolingNoise level: