4 Heat Pipes CPU Cooler Low Profile 4PIN PWM 120MM PC Radiator Fan for Intel LGA
Model B9 4PIN. power interface 4PIN. --Fan power connector: 3-pin(ARGB)/4PIN PWM. cooler type Low Profile. supported cpu FM1. fan speed 800 - 2000. --Cooler material: Plastic and aluminum. fan life 50000 hrs.