Low noise design allows this cooling pad to ensure a quiet environment to make you concentrate on your work or game without interference. The cooling pad, which has cool RGB lighting design, can bring you both visual and spiritual enjoyment to improve gaming pleasure. Such a cooling pad can achieve high rotation speed to bring large air flow to quickly cool down the computer to prevent it from overheat and maximize the lifespan of your computer. It is constructed of metal material. The length of this product is 41.5cm and width is 35cm. Applicable 14-18 inch laptop. Item Name: Heat Sink Material: Metal Color: Black Heating Method: Air Cooling(Stress Type) Output Voltage: DC5V Applicable Size: 14-18 Inch Laptop Computer Rating Current: 1.0A - 10 Percent ~ 1.0A + 10 Percent Height Adjustment: 6 Gear Height Adjustment RGB Glory: Colorful RGB Light Effect Fan Motor Speed: 4500 - 10 Percent RPM ~ 4500 + 10 Percent RPM Number of Fans: 2 Features: Quick Cooling, Easy Installation, Stable Size Details: L: 41.5cm/16.34", W: 35cm/13.78" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Heat Sink