The Bitspower Touchaqua RGB Fan Controller Hub is designed to control up to 8 fans with a 120mm diameter, providing efficient cooling for your PC. Its sleek black design, featuring multicolor fan lights, adds a touch of RGB flair to your computer case. With a maximum fan speed of 1800 RPM and a 4-pin power connection, this fan controller hub from Bitspower is a versatile and high-quality component for enhancing your computer's cooling system.