Feature: 1. Two mute fans design, high speed, more efficient heat dissipation, strong wind and low noise. 2. High air inlet design, with large net surface, the airflow is not blocked and effectively reduces the noise caused by wind resistance. 3. Two USB ports design, not occupy laptop interface, more convenient to use. 4. Heightened feet design at the bottom, you can adjust the height of the cooler according to your needs. 5. Compatible with multiple sizes, suitable for laptops under 17 inches. Specification: Features: Two mute fans design, high speed, more efficient heat dissipation, strong wind and low noise. High air inlet design, with large net surface, the airflow is not blocked and effectively reduces the noise caused by wind resistance. Two USB ports design, not occupy laptop interface, more convenient to use. Heightened feet design at the bottom, you can adjust the height of the cooler according to your needs. Anti-skid pads, stable and anti-skid. Compatible with multiple sizes, suitable for laptops under 17 inches. Specification: Name: Laptop cooler Main material: ABS+iron net Fan size: 140*140*15mm Fan speed: 1400±15%RPM Wind volume: 70CFM Noise: 23dBA Power: DC 5V/0.38A Applicable laptop size: Under 17 inch Item size: 34 * 25 * 2.5cm /13.39 * 9.84 * 0.98in(L * W * H) Item weight: Approx. 455g /16.05oz Package size: 34.5 * 25.7 * 3cm /13.58 * 10.12 * 1.18in(L * W * H) Package weight: 558g /19.68oz Packing list: 1 * Laptop cooler Package List: 1 * Laptop cooler