🌬️ Cool Control at Your Fingertips! Fan speed adjustment syncs with integrated lighting. Crafted from high-quality plastic and metal. Adjust wind speed to your exact needs. PCI bracket installation for a clutter-free setup. Connect up to 8 fans effortlessly! 8 Ports Adjustable Speed Durable Build The SinLoon 4 Knob Cooling Fan Speed Controller is a versatile 8-channel fan hub designed for PC enthusiasts. It allows for precise speed adjustments of up to 8 fans, ensuring optimal cooling performance while saving space with its PCI bracket installation. Made from durable materials, this controller supports a voltage range of 0-12V and integrates seamlessly with lighting systems.