SureFire Bora Gaming Laptop Cooling Pad is suitable for laptops from 12 to 17 inches. The four adjustable green LED illuminated fans achieve a cooling speed of up to 1200RPM. It has two different viewing angles, a non slip base and two hinged stoppers to secure the laptop. There is also an additional USB port. System Requirements: Notebook with USB port or power supply with USB 2.0 and higher (5V/500mA) USB 3.2 Gen 1 or USB 2.0.