Characteristics and Interoperability With its three illuminated fans, RGB light that can be adjusted, and adjustable angle, the GCP511 Ingrid Laptop Cooler can cool laptops up to 17 inches in size. It can meet all of your laptop cooling needs! Detailed specifications Three admirers RGB Light Fan Control Button with Two USB Ports; Rated Voltage: 5VDC RPM of large fan: 1100+-10% 900g in weight 56 dB of noise Life: forty-five thousand hours accommodate laptops measuring 15 to 17 inches