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 inch Feature: Engineering plastic/aluminum alloy material, resistant to preure and fall. Durable, triangular stable structure as support, not easy to damage Quiet cooling. Low-noise fan, four-fan combined cooling unit, strong heat diation. While quiet, the wind is strong and the cooling is faster Quad-core wind, powerful cooling. Large-area air guide groove is the performance guarantee for games, drawing, and notebooks Seven heights, freely adjustable. A stable triangular structure is formed when the bracket is supported to ensure that the computer is stable and does not sway Double fork structure, stable support. Hard core strong support, long-term use without deformation, stable and solid use Large 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 crash Low power, high efficiency. With power as low as 0.8 watts per fan, the notebook can last for a long time Lightweight and foldable for easy storage. One-piece folding design, mini and compact Compatible with multle sizes, 11-17.3 inch devices. Universal Laptop/Tablet/Painting Board Specification: Product name: Laptop stand radiator Product material: PC plastic + silicone/aluminum alloy + silicone (optional) Product color: black, sier (optional) Power supply mode: USB power supply Product interface: Type-C charging Cooling technology: air cooling Noise level: