Stack the Fans in an array, and just connect the single ARGB & PWM Cable to get the connection. Use the Built in Switch in the Controller to Reverse the Direction of the Airflow! No Need to connect to a PWM header to control the FAN Speed, just use the button to switch between Low, Medium and High Speed Match your build aesthetics with Black or White Fans With up to 2000 RPM Speed, 68.5 CFM Airflow and 2.05mmAq Static Pressure, these Fans are usable as airflow or radiator FANs