Dual-Loop ARGB Rings: Enjoy 50% brighter illumination with more vibrant LED rings. Halo² 120 Fan: Redesigned hybrid frame optimal airflow and stability with optimized PWM blades, while simplifying the installation. Enlarged Fan Blades: Air Balance fan blades are 10% larger, boosting airflow and cooling performance. Dynamic PWM Fan: A PWM 4-pin header allows adjustable fan speeds from 0 to 2,050 RPM, to balance noise and airflow. Frosted Blade Design: The frosted blade enhances the dispersion of aRGB lighting, creating a vibrant and customizable luminous effect.