Three 12mm Corsair ML Series magnetic levitation PWM Cpu Fans. Sixteen individually steerable RGB LEDs illuminate the pump head. Each Cpu Cooling fan running at 400-2400 RP. Zero 0 RPM cooling profiles in this Corsair iCUE software. Experience superb cooling performance with Corsair iCUE software that lets you control and sync your refrigerator’s RGB lighting with all iCUE-compatible devices.